12156124 has 24 divisors (see below), whose sum is σ = 22780800. Its totient is φ = 5658480.

The previous prime is 12156119. The next prime is 12156149. The reversal of 12156124 is 42165121.

It is a junction number, because it is equal to n+sod(n) for n = 12156095 and 12156104.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3129 + ... + 5839.

It is an arithmetic number, because the mean of its divisors is an integer number (949200).

Almost surely, 2^12156124 is an apocalyptic number.

It is an amenable number.

12156124 is a deficient number, since it is larger than the sum of its proper divisors (10624676).

12156124 is a wasteful number, since it uses less digits than its factorization.

12156124 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2793 (or 2791 counting only the distinct ones).

The product of its digits is 480, while the sum is 22.

The square root of 12156124 is about 3486.5633509231. The cubic root of 12156124 is about 229.9314477488.

The spelling of 12156124 in words is "twelve million, one hundred fifty-six thousand, one hundred twenty-four".