13366589 has 2 divisors, whose sum is σ = 13366590. Its totient is φ = 13366588.

The previous prime is 13366579. The next prime is 13366597. The reversal of 13366589 is 98566331.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 9406489 + 3960100 = 3067^2 + 1990^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-13366589 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (13366559) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6683294 + 6683295.

It is an arithmetic number, because the mean of its divisors is an integer number (6683295).

Almost surely, 2^13366589 is an apocalyptic number.

It is an amenable number.

13366589 is a deficient number, since it is larger than the sum of its proper divisors (1).

13366589 is an equidigital number, since it uses as much as digits as its factorization.

13366589 is an evil number, because the sum of its binary digits is even.

The product of its digits is 116640, while the sum is 41.

The square root of 13366589 is about 3656.0346004927. The cubic root of 13366589 is about 237.3232013851.

The spelling of 13366589 in words is "thirteen million, three hundred sixty-six thousand, five hundred eighty-nine".