13085534929 has 2 divisors, whose sum is σ = 13085534930. Its totient is φ = 13085534928.

The previous prime is 13085534909. The next prime is 13085534953. The reversal of 13085534929 is 92943558031.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 12465275904 + 620259025 = 111648^2 + 24905^2 .

It is a cyclic number.

It is not a de Polignac number, because 13085534929 - 2⁷ = 13085534801 is a prime.

It is not a weakly prime, because it can be changed into another prime (13085534909) 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, 6542767464 + 6542767465.

It is an arithmetic number, because the mean of its divisors is an integer number (6542767465).

Almost surely, 2^13085534929 is an apocalyptic number.

It is an amenable number.

13085534929 is a deficient number, since it is larger than the sum of its proper divisors (1).

13085534929 is an equidigital number, since it uses as much as digits as its factorization.

13085534929 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1166400, while the sum is 49.

The spelling of 13085534929 in words is "thirteen billion, eighty-five million, five hundred thirty-four thousand, nine hundred twenty-nine".