1117990592 has 28 divisors (see below), whose sum is σ = 2222470536. Its totient is φ = 557998080.

The previous prime is 1117990591. The next prime is 1117990597. The reversal of 1117990592 is 2950997111.

It is not an unprimeable number, because it can be changed into a prime (1117990591) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 21248 + ... + 51840.

Almost surely, 2^1117990592 is an apocalyptic number.

It is an amenable number.

1117990592 is a deficient number, since it is larger than the sum of its proper divisors (1104479944).

1117990592 is an equidigital number, since it uses as much as digits as its factorization.

1117990592 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31176 (or 31166 counting only the distinct ones).

The product of its (nonzero) digits is 51030, while the sum is 44.

The square root of 1117990592 is about 33436.3663097532. The cubic root of 1117990592 is about 1037.8773867245.

The spelling of 1117990592 in words is "one billion, one hundred seventeen million, nine hundred ninety thousand, five hundred ninety-two".