Each religion has adherents or followers.Which religion has the least number of adherents or followers?

Iglesia ni Cristo appeared in 1914, and since then the followers of the church have grown to more than 2 million. This religion is spread in more than 100 countries nowadays. Anyway, it has the least number of adherents in comparison with all the other religions from the list. As INC was initiated on the Phillippine Isalnds, it has also become a political force therey, and counts several prominent personalities and celebrities as its members

INC doctrine cites that the official registration of the Church with the Government of the Philippine Islands on July 27, 1914, by Felix Y. Manalo—upheld by its members to be the last messenger of God—was an act of divine providence and the fulfillment of biblical prophecy concerning the reestablishment of the Church of Christ in the Far East concurrent with the coming of the Seventh seal marking the end of days. The followers of the church proclaim it to be the one and only true church, considering the rest of Christian churches to be apostates.