13594139 has 16 divisors (see below), whose sum is σ = 15751680. Its totient is φ = 11625120.

The previous prime is 13594123. The next prime is 13594181. The reversal of 13594139 is 93149531.

It is not a de Polignac number, because 13594139 - 2⁴ = 13594123 is a prime.

It is a Smith number, since the sum of its digits (35) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 13594099 and 13594108.

It is not an unprimeable number, because it can be changed into a prime (13594109) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 11024 + ... + 12194.

It is an arithmetic number, because the mean of its divisors is an integer number (984480).

Almost surely, 2^13594139 is an apocalyptic number.

13594139 is a gapful number since it is divisible by the number (19) formed by its first and last digit.

13594139 is a deficient number, since it is larger than the sum of its proper divisors (2157541).

13594139 is a wasteful number, since it uses less digits than its factorization.

13594139 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1250.

The product of its digits is 14580, while the sum is 35.

The square root of 13594139 is about 3687.0230539013. The cubic root of 13594139 is about 238.6623442184.

The spelling of 13594139 in words is "thirteen million, five hundred ninety-four thousand, one hundred thirty-nine".