13696589 has 2 divisors, whose sum is σ = 13696590. Its totient is φ = 13696588.

The previous prime is 13696561. The next prime is 13696591. The reversal of 13696589 is 98569631.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 9815689 + 3880900 = 3133^2 + 1970^2 .

It is a cyclic number.

It is not a de Polignac number, because 13696589 - 2¹² = 13692493 is a prime.

Together with 13696591, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (13696519) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6848294 + 6848295.

It is an arithmetic number, because the mean of its divisors is an integer number (6848295).

Almost surely, 2^13696589 is an apocalyptic number.

It is an amenable number.

13696589 is a deficient number, since it is larger than the sum of its proper divisors (1).

13696589 is an equidigital number, since it uses as much as digits as its factorization.

13696589 is an evil number, because the sum of its binary digits is even.

The product of its digits is 349920, while the sum is 47.

The square root of 13696589 is about 3700.8902982931. The cubic root of 13696589 is about 239.2603909087.

The spelling of 13696589 in words is "thirteen million, six hundred ninety-six thousand, five hundred eighty-nine".