3161315313613 has 2 divisors, whose sum is σ = 3161315313614. Its totient is φ = 3161315313612.

The previous prime is 3161315313601. The next prime is 3161315313623. The reversal of 3161315313613 is 3163135131613.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2391717924324 + 769597389289 = 1546518^2 + 877267^2 .

It is an emirp because it is prime and its reverse (3163135131613) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 3161315313613 - 2²¹ = 3161313216461 is a prime.

It is a super-2 number, since 2×3161315313613² (a number of 26 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3161315313623) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1580657656806 + 1580657656807.

It is an arithmetic number, because the mean of its divisors is an integer number (1580657656807).

Almost surely, 2^{3161315313613} is an apocalyptic number.

It is an amenable number.

3161315313613 is a deficient number, since it is larger than the sum of its proper divisors (1).

3161315313613 is an equidigital number, since it uses as much as digits as its factorization.

3161315313613 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 43740, while the sum is 37.

The spelling of 3161315313613 in words is "three trillion, one hundred sixty-one billion, three hundred fifteen million, three hundred thirteen thousand, six hundred thirteen".