12297118 has 4 divisors (see below), whose sum is σ = 18445680. Its totient is φ = 6148558.

The previous prime is 12297083. The next prime is 12297143. The reversal of 12297118 is 81179221.

It is a semiprime because it is the product of two primes.

It is a super-2 number, since 2×12297118² = 302438222211848, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 12297118.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3074278 + ... + 3074281.

It is an arithmetic number, because the mean of its divisors is an integer number (4611420).

Almost surely, 2^12297118 is an apocalyptic number.

12297118 is a deficient number, since it is larger than the sum of its proper divisors (6148562).

12297118 is an equidigital number, since it uses as much as digits as its factorization.

12297118 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6148561.

The product of its digits is 2016, while the sum is 31.

The square root of 12297118 is about 3506.7246826633. The cubic root of 12297118 is about 230.8169936636.

The spelling of 12297118 in words is "twelve million, two hundred ninety-seven thousand, one hundred eighteen".