13336139 has 4 divisors (see below), whose sum is σ = 13349880. Its totient is φ = 13322400.

The previous prime is 13336117. The next prime is 13336153. The reversal of 13336139 is 93163331.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 93163331 = 89 ⋅1046779.

It is a cyclic number.

It is not a de Polignac number, because 13336139 - 2¹² = 13332043 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (13336199) 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, 5294 + ... + 7395.

It is an arithmetic number, because the mean of its divisors is an integer number (3337470).

Almost surely, 2^13336139 is an apocalyptic number.

13336139 is a deficient number, since it is larger than the sum of its proper divisors (13741).

13336139 is a wasteful number, since it uses less digits than its factorization.

13336139 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13740.

The product of its digits is 4374, while the sum is 29.

The square root of 13336139 is about 3651.8678782234. The cubic root of 13336139 is about 237.1428515611.

The spelling of 13336139 in words is "thirteen million, three hundred thirty-six thousand, one hundred thirty-nine".