13512164137 has 2 divisors, whose sum is σ = 13512164138. Its totient is φ = 13512164136.

The previous prime is 13512164123. The next prime is 13512164161. The reversal of 13512164137 is 73146121531.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 13284637081 + 227527056 = 115259^2 + 15084^2 .

It is a cyclic number.

It is not a de Polignac number, because 13512164137 - 2¹⁹ = 13511639849 is a prime.

It is not a weakly prime, because it can be changed into another prime (13512164167) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6756082068 + 6756082069.

It is an arithmetic number, because the mean of its divisors is an integer number (6756082069).

Almost surely, 2^13512164137 is an apocalyptic number.

It is an amenable number.

13512164137 is a deficient number, since it is larger than the sum of its proper divisors (1).

13512164137 is an equidigital number, since it uses as much as digits as its factorization.

13512164137 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 15120, while the sum is 34.

Adding to 13512164137 its reverse (73146121531), we get a palindrome (86658285668).

The spelling of 13512164137 in words is "thirteen billion, five hundred twelve million, one hundred sixty-four thousand, one hundred thirty-seven".