1116045012 has 48 divisors (see below), whose sum is σ = 2709389312. Its totient is φ = 357164640.

The previous prime is 1116045001. The next prime is 1116045013. The reversal of 1116045012 is 2105406111.

It is a self number, because there is not a number n which added to its sum of digits gives 1116045012.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1116045013) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 35433 + ... + 59055.

Almost surely, 2^1116045012 is an apocalyptic number.

1116045012 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1116045012 is an abundant number, since it is smaller than the sum of its proper divisors (1593344300).

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

1116045012 is a wasteful number, since it uses less digits than its factorization.

1116045012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23788 (or 23786 counting only the distinct ones).

The product of its (nonzero) digits is 240, while the sum is 21.

The square root of 1116045012 is about 33407.2598696750. The cubic root of 1116045012 is about 1037.2749827391.

The spelling of 1116045012 in words is "one billion, one hundred sixteen million, forty-five thousand, twelve".