13136511329 has 2 divisors, whose sum is σ = 13136511330. Its totient is φ = 13136511328.

The previous prime is 13136511313. The next prime is 13136511347. The reversal of 13136511329 is 92311563131.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 10500715729 + 2635795600 = 102473^2 + 51340^2 .

It is a cyclic number.

It is not a de Polignac number, because 13136511329 - 2⁴ = 13136511313 is a prime.

It is not a weakly prime, because it can be changed into another prime (13136511359) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6568255664 + 6568255665.

It is an arithmetic number, because the mean of its divisors is an integer number (6568255665).

Almost surely, 2^13136511329 is an apocalyptic number.

It is an amenable number.

13136511329 is a deficient number, since it is larger than the sum of its proper divisors (1).

13136511329 is an equidigital number, since it uses as much as digits as its factorization.

13136511329 is an evil number, because the sum of its binary digits is even.

The product of its digits is 14580, while the sum is 35.

The spelling of 13136511329 in words is "thirteen billion, one hundred thirty-six million, five hundred eleven thousand, three hundred twenty-nine".