1116015600 has 120 divisors (see below), whose sum is σ = 4085710720. Its totient is φ = 255087360.

The previous prime is 1116015599. The next prime is 1116015601. The reversal of 1116015600 is 65106111.

It is an interprime number because it is at equal distance from previous prime (1116015599) and next prime (1116015601).

It is a tau number, because it is divible by the number of its divisors (120).

It is a Harshad number since it is a multiple of its sum of digits (21).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1116015601) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 58030 + ... + 74829.

Almost surely, 2^1116015600 is an apocalyptic number.

1116015600 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1116015600 is an abundant number, since it is smaller than the sum of its proper divisors (2969695120).

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

1116015600 is a wasteful number, since it uses less digits than its factorization.

1116015600 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 132887 (or 132876 counting only the distinct ones).

The product of its (nonzero) digits is 180, while the sum is 21.

The square root of 1116015600 is about 33406.8196630568. The cubic root of 1116015600 is about 1037.2658706216.

The spelling of 1116015600 in words is "one billion, one hundred sixteen million, fifteen thousand, six hundred".