317514635131 has 2 divisors, whose sum is σ = 317514635132. Its totient is φ = 317514635130.

The previous prime is 317514635129. The next prime is 317514635209. The reversal of 317514635131 is 131536415713.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 317514635131 - 2¹ = 317514635129 is a prime.

It is a super-2 number, since 2×317514635131² (a number of 24 digits) contains 22 as substring.

Together with 317514635129, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (317514635231) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 158757317565 + 158757317566.

It is an arithmetic number, because the mean of its divisors is an integer number (158757317566).

Almost surely, 2^317514635131 is an apocalyptic number.

317514635131 is a deficient number, since it is larger than the sum of its proper divisors (1).

317514635131 is an equidigital number, since it uses as much as digits as its factorization.

317514635131 is an evil number, because the sum of its binary digits is even.

The product of its digits is 113400, while the sum is 40.

The spelling of 317514635131 in words is "three hundred seventeen billion, five hundred fourteen million, six hundred thirty-five thousand, one hundred thirty-one".