12118922 has 8 divisors (see below), whose sum is σ = 19135200. Its totient is φ = 5740524.

The previous prime is 12118921. The next prime is 12118933. The reversal of 12118922 is 22981121.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 12118891 and 12118900.

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 in 3 ways as a sum of consecutive naturals, for example, 159422 + ... + 159497.

It is an arithmetic number, because the mean of its divisors is an integer number (2391900).

Almost surely, 2^12118922 is an apocalyptic number.

12118922 is a deficient number, since it is larger than the sum of its proper divisors (7016278).

12118922 is a wasteful number, since it uses less digits than its factorization.

12118922 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 318940.

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

The square root of 12118922 is about 3481.2242099583. The cubic root of 12118922 is about 229.6966511263.

The spelling of 12118922 in words is "twelve million, one hundred eighteen thousand, nine hundred twenty-two".