317140376563 has 2 divisors, whose sum is σ = 317140376564. Its totient is φ = 317140376562.

The previous prime is 317140376549. The next prime is 317140376569. The reversal of 317140376563 is 365673041713.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 317140376563 - 2²¹ = 317138279411 is a prime.

It is not a weakly prime, because it can be changed into another prime (317140376569) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 158570188281 + 158570188282.

It is an arithmetic number, because the mean of its divisors is an integer number (158570188282).

Almost surely, 2^317140376563 is an apocalyptic number.

317140376563 is a deficient number, since it is larger than the sum of its proper divisors (1).

317140376563 is an equidigital number, since it uses as much as digits as its factorization.

317140376563 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 952560, while the sum is 46.

The spelling of 317140376563 in words is "three hundred seventeen billion, one hundred forty million, three hundred seventy-six thousand, five hundred sixty-three".