13983239 has 2 divisors, whose sum is σ = 13983240. Its totient is φ = 13983238.

The previous prime is 13983217. The next prime is 13983247. The reversal of 13983239 is 93238931.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 13983239 - 2¹² = 13979143 is a prime.

It is a super-2 number, since 2×13983239² = 391061945862242, which contains 22 as substring.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (13983209) 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, 6991619 + 6991620.

It is an arithmetic number, because the mean of its divisors is an integer number (6991620).

Almost surely, 2^13983239 is an apocalyptic number.

13983239 is a deficient number, since it is larger than the sum of its proper divisors (1).

13983239 is an equidigital number, since it uses as much as digits as its factorization.

13983239 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 34992, while the sum is 38.

The square root of 13983239 is about 3739.4169331595. The cubic root of 13983239 is about 240.9180061169.

The spelling of 13983239 in words is "thirteen million, nine hundred eighty-three thousand, two hundred thirty-nine".