12118799 has 16 divisors (see below), whose sum is σ = 15599616. Its totient is φ = 9136800.

The previous prime is 12118793. The next prime is 12118801. The reversal of 12118799 is 99781121.

It is a cyclic number.

It is not a de Polignac number, because 12118799 - 2⁴ = 12118783 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12118793) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 152 + ... + 4925.

It is an arithmetic number, because the mean of its divisors is an integer number (974976).

Almost surely, 2^12118799 is an apocalyptic number.

12118799 is a deficient number, since it is larger than the sum of its proper divisors (3480817).

12118799 is a wasteful number, since it uses less digits than its factorization.

12118799 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5126.

The product of its digits is 9072, while the sum is 38.

The square root of 12118799 is about 3481.2065437144. The cubic root of 12118799 is about 229.6958740279.

It can be divided in two parts, 12 and 118799, that added together give a palindrome (118811).

The spelling of 12118799 in words is "twelve million, one hundred eighteen thousand, seven hundred ninety-nine".