313087057957 has 2 divisors, whose sum is σ = 313087057958. Its totient is φ = 313087057956.

The previous prime is 313087057901. The next prime is 313087057973. The reversal of 313087057957 is 759750780313.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 163696304836 + 149390753121 = 404594^2 + 386511^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-313087057957 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 313087057898 and 313087057907.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (313087054957) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 156543528978 + 156543528979.

It is an arithmetic number, because the mean of its divisors is an integer number (156543528979).

Almost surely, 2^313087057957 is an apocalyptic number.

It is an amenable number.

313087057957 is a deficient number, since it is larger than the sum of its proper divisors (1).

313087057957 is an equidigital number, since it uses as much as digits as its factorization.

313087057957 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 5556600, while the sum is 55.

The spelling of 313087057957 in words is "three hundred thirteen billion, eighty-seven million, fifty-seven thousand, nine hundred fifty-seven".