13058239 has 2 divisors, whose sum is σ = 13058240. Its totient is φ = 13058238.

The previous prime is 13058203. The next prime is 13058251. The reversal of 13058239 is 93285031.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-13058239 is a prime.

It is a super-2 number, since 2×13058239² = 341035211562242, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 13058239.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (13058939) 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, 6529119 + 6529120.

It is an arithmetic number, because the mean of its divisors is an integer number (6529120).

Almost surely, 2^13058239 is an apocalyptic number.

13058239 is a deficient number, since it is larger than the sum of its proper divisors (1).

13058239 is an equidigital number, since it uses as much as digits as its factorization.

13058239 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 6480, while the sum is 31.

The square root of 13058239 is about 3613.6185465541. The cubic root of 13058239 is about 235.4840723508.

The spelling of 13058239 in words is "thirteen million, fifty-eight thousand, two hundred thirty-nine".