105239156 has 12 divisors (see below), whose sum is σ = 200911200. Its totient is φ = 47835960.

The previous prime is 105239149. The next prime is 105239161. The reversal of 105239156 is 651932501.

It is a super-2 number, since 2×105239156² = 22150559911184672, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 1195856 + ... + 1195943.

It is an arithmetic number, because the mean of its divisors is an integer number (16742600).

Almost surely, 2^105239156 is an apocalyptic number.

It is an amenable number.

105239156 is a deficient number, since it is larger than the sum of its proper divisors (95672044).

105239156 is a wasteful number, since it uses less digits than its factorization.

105239156 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2391814 (or 2391812 counting only the distinct ones).

The product of its (nonzero) digits is 8100, while the sum is 32.

The square root of 105239156 is about 10258.6137465059. The cubic root of 105239156 is about 472.1273057448.

The spelling of 105239156 in words is "one hundred five million, two hundred thirty-nine thousand, one hundred fifty-six".