117274543651 has 2 divisors, whose sum is σ = 117274543652. Its totient is φ = 117274543650.

The previous prime is 117274543627. The next prime is 117274543681. The reversal of 117274543651 is 156345472711.

It is a weak prime.

It is an emirp because it is prime and its reverse (156345472711) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 117274543651 - 2⁷ = 117274543523 is a prime.

It is not a weakly prime, because it can be changed into another prime (117274543601) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 58637271825 + 58637271826.

It is an arithmetic number, because the mean of its divisors is an integer number (58637271826).

Almost surely, 2^117274543651 is an apocalyptic number.

117274543651 is a deficient number, since it is larger than the sum of its proper divisors (1).

117274543651 is an equidigital number, since it uses as much as digits as its factorization.

117274543651 is an evil number, because the sum of its binary digits is even.

The product of its digits is 705600, while the sum is 46.

The spelling of 117274543651 in words is "one hundred seventeen billion, two hundred seventy-four million, five hundred forty-three thousand, six hundred fifty-one".