1116899886 has 16 divisors (see below), whose sum is σ = 2234271744. Its totient is φ = 372221304.

The previous prime is 1116899851. The next prime is 1116899911. The reversal of 1116899886 is 6889986111.

It is a congruent 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, 16105 + ... + 49931.

It is an arithmetic number, because the mean of its divisors is an integer number (139641984).

Almost surely, 2^1116899886 is an apocalyptic number.

1116899886 is an abundant number, since it is smaller than the sum of its proper divisors (1117371858).

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

1116899886 is a wasteful number, since it uses less digits than its factorization.

1116899886 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 39335.

The product of its digits is 1492992, while the sum is 57.

The square root of 1116899886 is about 33420.0521543579. The cubic root of 1116899886 is about 1037.5397609187.

The spelling of 1116899886 in words is "one billion, one hundred sixteen million, eight hundred ninety-nine thousand, eight hundred eighty-six".