I would pretend to be super-religious. Throughout the whole of human history, pretending to be super-religious has always been a viable path to survival and personal advancement.
Oh! You could start Mormonism! Its super new as far as religions go, and it was mad easy to convince the masses it was real, all you do is say you have special tablets of text that only you have been given the ability to read by God, and BAM new religion just launched and you're the leader.