12118924 has 6 divisors (see below), whose sum is σ = 21208124. Its totient is φ = 6059460.

The previous prime is 12118921. The next prime is 12118933. The reversal of 12118924 is 42981121.

It is a junction number, because it is equal to n+sod(n) for n = 12118892 and 12118901.

It is not an unprimeable number, because it can be changed into a prime (12118921) by changing a digit.

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 as a sum of consecutive naturals, namely, 1514862 + ... + 1514869.

Almost surely, 2^12118924 is an apocalyptic number.

It is an amenable number.

12118924 is a deficient number, since it is larger than the sum of its proper divisors (9089200).

12118924 is a wasteful number, since it uses less digits than its factorization.

12118924 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3029735 (or 3029733 counting only the distinct ones).

The product of its digits is 1152, while the sum is 28.

The square root of 12118924 is about 3481.2244972136. The cubic root of 12118924 is about 229.6966637620.

The spelling of 12118924 in words is "twelve million, one hundred eighteen thousand, nine hundred twenty-four".