13502089 has 2 divisors, whose sum is σ = 13502090. Its totient is φ = 13502088.

The previous prime is 13502011. The next prime is 13502107. The reversal of 13502089 is 98020531.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 9815689 + 3686400 = 3133^2 + 1920^2 .

It is a cyclic number.

It is not a de Polignac number, because 13502089 - 2⁹ = 13501577 is a prime.

It is not a weakly prime, because it can be changed into another prime (13502189) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6751044 + 6751045.

It is an arithmetic number, because the mean of its divisors is an integer number (6751045).

Almost surely, 2^13502089 is an apocalyptic number.

It is an amenable number.

13502089 is a deficient number, since it is larger than the sum of its proper divisors (1).

13502089 is an equidigital number, since it uses as much as digits as its factorization.

13502089 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2160, while the sum is 28.

The square root of 13502089 is about 3674.5188800712. The cubic root of 13502089 is about 238.1224389425.

The spelling of 13502089 in words is "thirteen million, five hundred two thousand, eighty-nine".