12118616 has 16 divisors (see below), whose sum is σ = 23277240. Its totient is φ = 5911360.

The previous prime is 12118597. The next prime is 12118619. The reversal of 12118616 is 61681121.

12118616 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12118619) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 18146 + ... + 18801.

Almost surely, 2^12118616 is an apocalyptic number.

It is an amenable number.

12118616 is a deficient number, since it is larger than the sum of its proper divisors (11158624).

12118616 is a wasteful number, since it uses less digits than its factorization.

12118616 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36994 (or 36990 counting only the distinct ones).

The product of its digits is 576, while the sum is 26.

The square root of 12118616 is about 3481.1802596246. The cubic root of 12118616 is about 229.6947178474.

Adding to 12118616 its reverse (61681121), we get a palindrome (73799737).

The spelling of 12118616 in words is "twelve million, one hundred eighteen thousand, six hundred sixteen".