13239159 has 4 divisors (see below), whose sum is σ = 17652216. Its totient is φ = 8826104.

The previous prime is 13239137. The next prime is 13239199. The reversal of 13239159 is 95193231.

13239159 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a cyclic number.

It is not a de Polignac number, because 13239159 - 2¹¹ = 13237111 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13239119) 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, 2206524 + ... + 2206529.

It is an arithmetic number, because the mean of its divisors is an integer number (4413054).

Almost surely, 2^13239159 is an apocalyptic number.

13239159 is a deficient number, since it is larger than the sum of its proper divisors (4413057).

13239159 is an equidigital number, since it uses as much as digits as its factorization.

13239159 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4413056.

The product of its digits is 7290, while the sum is 33.

The square root of 13239159 is about 3638.5655140453. The cubic root of 13239159 is about 236.5666206331.

The spelling of 13239159 in words is "thirteen million, two hundred thirty-nine thousand, one hundred fifty-nine".