12124056 has 32 divisors (see below), whose sum is σ = 34640640. Its totient is φ = 3463968.

The previous prime is 12123977. The next prime is 12124061. The reversal of 12124056 is 65042121.

It is a super-2 number, since 2×12124056² = 293985467782272, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (21).

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, 35916 + ... + 36251.

It is an arithmetic number, because the mean of its divisors is an integer number (1082520).

Almost surely, 2^12124056 is an apocalyptic number.

It is an amenable number.

12124056 is an abundant number, since it is smaller than the sum of its proper divisors (22516584).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

12124056 is a wasteful number, since it uses less digits than its factorization.

12124056 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 72183 (or 72179 counting only the distinct ones).

The product of its (nonzero) digits is 480, while the sum is 21.

The square root of 12124056 is about 3481.9615161572. The cubic root of 12124056 is about 229.7290823970.

Adding to 12124056 its reverse (65042121), we get a palindrome (77166177).

The spelling of 12124056 in words is "twelve million, one hundred twenty-four thousand, fifty-six".