13879113 has 8 divisors (see below), whose sum is σ = 18527808. Its totient is φ = 9241584.

The previous prime is 13879109. The next prime is 13879121. The reversal of 13879113 is 31197831.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 13879113 - 2² = 13879109 is a prime.

It is not an unprimeable number, because it can be changed into a prime (13879133) 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 in 7 ways as a sum of consecutive naturals, for example, 756 + ... + 5322.

It is an arithmetic number, because the mean of its divisors is an integer number (2315976).

Almost surely, 2^13879113 is an apocalyptic number.

It is an amenable number.

13879113 is a deficient number, since it is larger than the sum of its proper divisors (4648695).

13879113 is a wasteful number, since it uses less digits than its factorization.

13879113 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5583.

The product of its digits is 4536, while the sum is 33.

The square root of 13879113 is about 3725.4681585004. The cubic root of 13879113 is about 240.3185180612.

The spelling of 13879113 in words is "thirteen million, eight hundred seventy-nine thousand, one hundred thirteen".