13028396177 has 2 divisors, whose sum is σ = 13028396178. Its totient is φ = 13028396176.

The previous prime is 13028396141. The next prime is 13028396221. The reversal of 13028396177 is 77169382031.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 12968426641 + 59969536 = 113879^2 + 7744^2 .

It is a cyclic number.

It is not a de Polignac number, because 13028396177 - 2²⁸ = 12759960721 is a prime.

It is not a weakly prime, because it can be changed into another prime (13028396977) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6514198088 + 6514198089.

It is an arithmetic number, because the mean of its divisors is an integer number (6514198089).

Almost surely, 2^13028396177 is an apocalyptic number.

It is an amenable number.

13028396177 is a deficient number, since it is larger than the sum of its proper divisors (1).

13028396177 is an equidigital number, since it uses as much as digits as its factorization.

13028396177 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 381024, while the sum is 47.

The spelling of 13028396177 in words is "thirteen billion, twenty-eight million, three hundred ninety-six thousand, one hundred seventy-seven".