13133689 has 2 divisors, whose sum is σ = 13133690. Its totient is φ = 13133688.

The previous prime is 13133683. The next prime is 13133711. The reversal of 13133689 is 98633131.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 7469289 + 5664400 = 2733^2 + 2380^2 .

It is a cyclic number.

It is not a de Polignac number, because 13133689 - 2⁹ = 13133177 is a prime.

It is equal to p₈₅₇₃₄₇ and since 13133689 and 857347 have the same sum of digits, it is a Honaker prime.

It is not a weakly prime, because it can be changed into another prime (13133683) 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, 6566844 + 6566845.

It is an arithmetic number, because the mean of its divisors is an integer number (6566845).

Almost surely, 2^13133689 is an apocalyptic number.

It is an amenable number.

13133689 is a deficient number, since it is larger than the sum of its proper divisors (1).

13133689 is an equidigital number, since it uses as much as digits as its factorization.

13133689 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 11664, while the sum is 34.

The square root of 13133689 is about 3624.0431840694. The cubic root of 13133689 is about 235.9367409212.

The spelling of 13133689 in words is "thirteen million, one hundred thirty-three thousand, six hundred eighty-nine".