1116945928 has 32 divisors (see below), whose sum is σ = 2395483200. Its totient is φ = 478285632.

The previous prime is 1116945911. The next prime is 1116945937. The reversal of 1116945928 is 8295496111.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 63703 + ... + 79321.

It is an arithmetic number, because the mean of its divisors is an integer number (74858850).

Almost surely, 2^1116945928 is an apocalyptic number.

It is an amenable number.

1116945928 is an abundant number, since it is smaller than the sum of its proper divisors (1278537272).

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

1116945928 is a wasteful number, since it uses less digits than its factorization.

1116945928 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16909 (or 16905 counting only the distinct ones).

The product of its digits is 155520, while the sum is 46.

The square root of 1116945928 is about 33420.7409852026. The cubic root of 1116945928 is about 1037.5540175678.

The spelling of 1116945928 in words is "one billion, one hundred sixteen million, nine hundred forty-five thousand, nine hundred twenty-eight".