13164239 has 24 divisors (see below), whose sum is σ = 15782256. Its totient is φ = 10880000.

The previous prime is 13164233. The next prime is 13164251. The reversal of 13164239 is 93246131.

13164239 = T₁₃₀ + T₁₃₁ + ... + T₄₃₂.

It is not a de Polignac number, because 13164239 - 2¹² = 13160143 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13164233) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 130289 + ... + 130389.

It is an arithmetic number, because the mean of its divisors is an integer number (657594).

Almost surely, 2^13164239 is an apocalyptic number.

13164239 is a deficient number, since it is larger than the sum of its proper divisors (2618017).

13164239 is a wasteful number, since it uses less digits than its factorization.

13164239 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 187 (or 170 counting only the distinct ones).

The product of its digits is 3888, while the sum is 29.

The square root of 13164239 is about 3628.2556414894. The cubic root of 13164239 is about 236.1195351069.

It can be divided in two parts, 1316 and 4239, that added together give a palindrome (5555).

The spelling of 13164239 in words is "thirteen million, one hundred sixty-four thousand, two hundred thirty-nine".