13056236797 has 2 divisors, whose sum is σ = 13056236798. Its totient is φ = 13056236796.

The previous prime is 13056236777. The next prime is 13056236857. The reversal of 13056236797 is 79763265031.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 11233032196 + 1823204601 = 105986^2 + 42699^2 .

It is a cyclic number.

It is not a de Polignac number, because 13056236797 - 2²⁷ = 12922019069 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 13056236797.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (13056236747) 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, 6528118398 + 6528118399.

It is an arithmetic number, because the mean of its divisors is an integer number (6528118399).

Almost surely, 2^13056236797 is an apocalyptic number.

It is an amenable number.

13056236797 is a deficient number, since it is larger than the sum of its proper divisors (1).

13056236797 is an equidigital number, since it uses as much as digits as its factorization.

13056236797 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1428840, while the sum is 49.

The spelling of 13056236797 in words is "thirteen billion, fifty-six million, two hundred thirty-six thousand, seven hundred ninety-seven".