1119791912 has 16 divisors (see below), whose sum is σ = 2102217300. Its totient is φ = 559200640.

The previous prime is 1119791863. The next prime is 1119791941. The reversal of 1119791912 is 2191979111.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 1063151236 + 56640676 = 32606^2 + 7526^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 1119791912.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 80039 + ... + 92982.

Almost surely, 2^1119791912 is an apocalyptic number.

It is an amenable number.

1119791912 is a deficient number, since it is larger than the sum of its proper divisors (982425388).

1119791912 is a wasteful number, since it uses less digits than its factorization.

1119791912 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 173836 (or 173832 counting only the distinct ones).

The product of its digits is 10206, while the sum is 41.

The square root of 1119791912 is about 33463.2920078106. The cubic root of 1119791912 is about 1038.4345011657.

The spelling of 1119791912 in words is "one billion, one hundred nineteen million, seven hundred ninety-one thousand, nine hundred twelve".