1116900580 has 12 divisors (see below), whose sum is σ = 2345491260. Its totient is φ = 446760224.

The previous prime is 1116900571. The next prime is 1116900623. The reversal of 1116900580 is 850096111.

It can be written as a sum of positive squares in 2 ways, for example, as 277755556 + 839145024 = 16666^2 + 28968^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 27922495 + ... + 27922534.

It is an arithmetic number, because the mean of its divisors is an integer number (195457605).

Almost surely, 2^1116900580 is an apocalyptic number.

1116900580 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1116900580 is an abundant number, since it is smaller than the sum of its proper divisors (1228590680).

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

1116900580 is a wasteful number, since it uses less digits than its factorization.

1116900580 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 55845038 (or 55845036 counting only the distinct ones).

The product of its (nonzero) digits is 2160, while the sum is 31.

The square root of 1116900580 is about 33420.0625373442. The cubic root of 1116900580 is about 1037.5399758149.

Adding to 1116900580 its reverse (850096111), we get a palindrome (1966996691).

The spelling of 1116900580 in words is "one billion, one hundred sixteen million, nine hundred thousand, five hundred eighty".