1116562660 has 24 divisors (see below), whose sum is σ = 2389025016. Its totient is φ = 438197760.

The previous prime is 1116562613. The next prime is 1116562679. The reversal of 1116562660 is 662656111.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 357890724 + 758671936 = 18918^2 + 27544^2 .

It is a hoax number, since the sum of its digits (34) coincides with the sum of the digits of its distinct prime factors.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 525621 + ... + 527740.

It is an arithmetic number, because the mean of its divisors is an integer number (99542709).

Almost surely, 2^1116562660 is an apocalyptic number.

1116562660 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1116562660 is an abundant number, since it is smaller than the sum of its proper divisors (1272462356).

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

1116562660 is a wasteful number, since it uses less digits than its factorization.

1116562660 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1053423 (or 1053421 counting only the distinct ones).

The product of its (nonzero) digits is 12960, while the sum is 34.

The square root of 1116562660 is about 33415.0065090522. The cubic root of 1116562660 is about 1037.4353288184.

The spelling of 1116562660 in words is "one billion, one hundred sixteen million, five hundred sixty-two thousand, six hundred sixty".