317140376591 has 2 divisors, whose sum is σ = 317140376592. Its totient is φ = 317140376590.

The previous prime is 317140376569. The next prime is 317140376659. The reversal of 317140376591 is 195673041713.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 317140376591 - 2³⁸ = 42262469647 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (317140376191) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 158570188295 + 158570188296.

It is an arithmetic number, because the mean of its divisors is an integer number (158570188296).

Almost surely, 2^317140376591 is an apocalyptic number.

317140376591 is a deficient number, since it is larger than the sum of its proper divisors (1).

317140376591 is an equidigital number, since it uses as much as digits as its factorization.

317140376591 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 476280, while the sum is 47.

The spelling of 317140376591 in words is "three hundred seventeen billion, one hundred forty million, three hundred seventy-six thousand, five hundred ninety-one".