313312330757 has 2 divisors, whose sum is σ = 313312330758. Its totient is φ = 313312330756.

The previous prime is 313312330753. The next prime is 313312330769. The reversal of 313312330757 is 757033213313.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 257063196196 + 56249134561 = 507014^2 + 237169^2 .

It is a cyclic number.

It is not a de Polignac number, because 313312330757 - 2² = 313312330753 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 313312330757.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (313312330753) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 156656165378 + 156656165379.

It is an arithmetic number, because the mean of its divisors is an integer number (156656165379).

Almost surely, 2^313312330757 is an apocalyptic number.

It is an amenable number.

313312330757 is a deficient number, since it is larger than the sum of its proper divisors (1).

313312330757 is an equidigital number, since it uses as much as digits as its factorization.

313312330757 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 119070, while the sum is 38.

The spelling of 313312330757 in words is "three hundred thirteen billion, three hundred twelve million, three hundred thirty thousand, seven hundred fifty-seven".