317180655317 has 2 divisors, whose sum is σ = 317180655318. Its totient is φ = 317180655316.

The previous prime is 317180655241. The next prime is 317180655377. The reversal of 317180655317 is 713556081713.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 317043320356 + 137334961 = 563066^2 + 11719^2 .

It is a cyclic number.

It is not a de Polignac number, because 317180655317 - 2²² = 317176461013 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (317180655377) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 158590327658 + 158590327659.

It is an arithmetic number, because the mean of its divisors is an integer number (158590327659).

Almost surely, 2^317180655317 is an apocalyptic number.

It is an amenable number.

317180655317 is a deficient number, since it is larger than the sum of its proper divisors (1).

317180655317 is an equidigital number, since it uses as much as digits as its factorization.

317180655317 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 529200, while the sum is 47.

The spelling of 317180655317 in words is "three hundred seventeen billion, one hundred eighty million, six hundred fifty-five thousand, three hundred seventeen".