118921922 has 24 divisors (see below), whose sum is σ = 213121404. Its totient is φ = 49587552.

The previous prime is 118921909. The next prime is 118921949. The reversal of 118921922 is 229129811.

It can be written as a sum of positive squares in 2 ways, for example, as 82428241 + 36493681 = 9079^2 + 6041^2 .

It is an unprimeable number.

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 11 ways as a sum of consecutive naturals, for example, 12773 + ... + 20024.

Almost surely, 2^118921922 is an apocalyptic number.

118921922 is a deficient number, since it is larger than the sum of its proper divisors (94199482).

118921922 is a wasteful number, since it uses less digits than its factorization.

118921922 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32850 (or 32843 counting only the distinct ones).

The product of its digits is 5184, while the sum is 35.

The square root of 118921922 is about 10905.1328281686. The cubic root of 118921922 is about 491.7608753816.

The spelling of 118921922 in words is "one hundred eighteen million, nine hundred twenty-one thousand, nine hundred twenty-two".