13839075 has 18 divisors (see below), whose sum is σ = 24787724. Its totient is φ = 7380720.

The previous prime is 13839047. The next prime is 13839083. The reversal of 13839075 is 57093831.

It is not a de Polignac number, because 13839075 - 2⁵ = 13839043 is a prime.

It is a Duffinian number.

It is an unprimeable number.

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 in 17 ways as a sum of consecutive naturals, for example, 30529 + ... + 30978.

Almost surely, 2^13839075 is an apocalyptic number.

13839075 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

13839075 is a deficient number, since it is larger than the sum of its proper divisors (10948649).

13839075 is a wasteful number, since it uses less digits than its factorization.

13839075 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 61523 (or 61515 counting only the distinct ones).

The product of its (nonzero) digits is 22680, while the sum is 36.

The square root of 13839075 is about 3720.0907247001. The cubic root of 13839075 is about 240.0872078911.

The spelling of 13839075 in words is "thirteen million, eight hundred thirty-nine thousand, seventy-five".