10315231657 has 2 divisors, whose sum is σ = 10315231658. Its totient is φ = 10315231656.

The previous prime is 10315231643. The next prime is 10315231681. The reversal of 10315231657 is 75613251301.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 6665742736 + 3649488921 = 81644^2 + 60411^2 .

It is a cyclic number.

It is not a de Polignac number, because 10315231657 - 2¹⁵ = 10315198889 is a prime.

It is not a weakly prime, because it can be changed into another prime (10315231057) 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, 5157615828 + 5157615829.

It is an arithmetic number, because the mean of its divisors is an integer number (5157615829).

Almost surely, 2^10315231657 is an apocalyptic number.

It is an amenable number.

10315231657 is a deficient number, since it is larger than the sum of its proper divisors (1).

10315231657 is an equidigital number, since it uses as much as digits as its factorization.

10315231657 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 18900, while the sum is 34.

Adding to 10315231657 its reverse (75613251301), we get a palindrome (85928482958).

The spelling of 10315231657 in words is "ten billion, three hundred fifteen million, two hundred thirty-one thousand, six hundred fifty-seven".