13008239 has 2 divisors, whose sum is σ = 13008240. Its totient is φ = 13008238.

The previous prime is 13008223. The next prime is 13008241. The reversal of 13008239 is 93280031.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 13008239 - 2⁴ = 13008223 is a prime.

It is a super-2 number, since 2×13008239² = 338428563762242, which contains 22 as substring.

Together with 13008241, 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 (13008209) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6504119 + 6504120.

It is an arithmetic number, because the mean of its divisors is an integer number (6504120).

Almost surely, 2^13008239 is an apocalyptic number.

13008239 is a deficient number, since it is larger than the sum of its proper divisors (1).

13008239 is an equidigital number, since it uses as much as digits as its factorization.

13008239 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1296, while the sum is 26.

The square root of 13008239 is about 3606.6936382232. The cubic root of 13008239 is about 235.1831317345.

The spelling of 13008239 in words is "thirteen million, eight thousand, two hundred thirty-nine".