13839339 has 4 divisors (see below), whose sum is σ = 18452456. Its totient is φ = 9226224.

The previous prime is 13839311. The next prime is 13839347. The reversal of 13839339 is 93393831.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 13839339 - 2⁸ = 13839083 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 13839297 and 13839306.

It is not an unprimeable number, because it can be changed into a prime (13839359) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2306554 + ... + 2306559.

It is an arithmetic number, because the mean of its divisors is an integer number (4613114).

Almost surely, 2^13839339 is an apocalyptic number.

13839339 is a deficient number, since it is larger than the sum of its proper divisors (4613117).

13839339 is an equidigital number, since it uses as much as digits as its factorization.

13839339 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4613116.

The product of its digits is 52488, while the sum is 39.

The square root of 13839339 is about 3720.1262075365. The cubic root of 13839339 is about 240.0887345495.

The spelling of 13839339 in words is "thirteen million, eight hundred thirty-nine thousand, three hundred thirty-nine".