1115912442 has 32 divisors (see below), whose sum is σ = 2244483072. Its totient is φ = 369868464.

The previous prime is 1115912437. The next prime is 1115912477. The reversal of 1115912442 is 2442195111.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1263333 + ... + 1264215.

It is an arithmetic number, because the mean of its divisors is an integer number (70140096).

Almost surely, 2^1115912442 is an apocalyptic number.

1115912442 is an abundant number, since it is smaller than the sum of its proper divisors (1128570630).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1115912442 is a wasteful number, since it uses less digits than its factorization.

1115912442 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1842.

The product of its digits is 2880, while the sum is 30.

The square root of 1115912442 is about 33405.2756611886. The cubic root of 1115912442 is about 1037.2339100260.

The spelling of 1115912442 in words is "one billion, one hundred fifteen million, nine hundred twelve thousand, four hundred forty-two".