875079012631 has 2 divisors, whose sum is σ = 875079012632. Its totient is φ = 875079012630.

The previous prime is 875079012617. The next prime is 875079012649. The reversal of 875079012631 is 136210970578.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 875079012631 - 2³¹ = 872931528983 is a prime.

It is a super-2 number, since 2×875079012631² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (875079012331) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 437539506315 + 437539506316.

It is an arithmetic number, because the mean of its divisors is an integer number (437539506316).

Almost surely, 2^875079012631 is an apocalyptic number.

875079012631 is a deficient number, since it is larger than the sum of its proper divisors (1).

875079012631 is an equidigital number, since it uses as much as digits as its factorization.

875079012631 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 635040, while the sum is 49.

The spelling of 875079012631 in words is "eight hundred seventy-five billion, seventy-nine million, twelve thousand, six hundred thirty-one".