12936759631 has 2 divisors, whose sum is σ = 12936759632. Its totient is φ = 12936759630.

The previous prime is 12936759617. The next prime is 12936759673. The reversal of 12936759631 is 13695763921.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 12936759631 - 2¹³ = 12936751439 is a prime.

It is a super-2 number, since 2×12936759631² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12936759601) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6468379815 + 6468379816.

It is an arithmetic number, because the mean of its divisors is an integer number (6468379816).

Almost surely, 2^12936759631 is an apocalyptic number.

12936759631 is a deficient number, since it is larger than the sum of its proper divisors (1).

12936759631 is an equidigital number, since it uses as much as digits as its factorization.

12936759631 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1837080, while the sum is 52.

The spelling of 12936759631 in words is "twelve billion, nine hundred thirty-six million, seven hundred fifty-nine thousand, six hundred thirty-one".