10311965413 has 2 divisors, whose sum is σ = 10311965414. Its totient is φ = 10311965412.

The previous prime is 10311965387. The next prime is 10311965449. The reversal of 10311965413 is 31456911301.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 5285580804 + 5026384609 = 72702^2 + 70897^2 .

It is a cyclic number.

It is not a de Polignac number, because 10311965413 - 2⁵ = 10311965381 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (10311960413) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5155982706 + 5155982707.

It is an arithmetic number, because the mean of its divisors is an integer number (5155982707).

Almost surely, 2^10311965413 is an apocalyptic number.

It is an amenable number.

10311965413 is a deficient number, since it is larger than the sum of its proper divisors (1).

10311965413 is an equidigital number, since it uses as much as digits as its factorization.

10311965413 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 9720, while the sum is 34.

The spelling of 10311965413 in words is "ten billion, three hundred eleven million, nine hundred sixty-five thousand, four hundred thirteen".