12118524 has 24 divisors (see below), whose sum is σ = 30847488. Its totient is φ = 3672240.

The previous prime is 12118487. The next prime is 12118529. The reversal of 12118524 is 42581121.

It is a junction number, because it is equal to n+sod(n) for n = 12118494 and 12118503.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12118529) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 45772 + ... + 46035.

It is an arithmetic number, because the mean of its divisors is an integer number (1285312).

Almost surely, 2^12118524 is an apocalyptic number.

It is an amenable number.

12118524 is an abundant number, since it is smaller than the sum of its proper divisors (18728964).

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

12118524 is a wasteful number, since it uses less digits than its factorization.

12118524 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 91825 (or 91823 counting only the distinct ones).

The product of its digits is 640, while the sum is 24.

The square root of 12118524 is about 3481.1670456903. The cubic root of 12118524 is about 229.6941365938.

Adding to 12118524 its reverse (42581121), we get a palindrome (54699645).

The spelling of 12118524 in words is "twelve million, one hundred eighteen thousand, five hundred twenty-four".