1116992520 has 384 divisors, whose sum is σ = 4481568000. Its totient is φ = 235560960.

The previous prime is 1116992509. The next prime is 1116992537. The reversal of 1116992520 is 252996111.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is an unprimeable number.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 1962796 + ... + 1963364.

It is an arithmetic number, because the mean of its divisors is an integer number (11670750).

Almost surely, 2^1116992520 is an apocalyptic number.

1116992520 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1116992520, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2240784000).

1116992520 is an abundant number, since it is smaller than the sum of its proper divisors (3364575480).

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

1116992520 is a wasteful number, since it uses less digits than its factorization.

1116992520 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 653 (or 646 counting only the distinct ones).

The product of its (nonzero) digits is 9720, while the sum is 36.

The square root of 1116992520 is about 33421.4380301028. The cubic root of 1116992520 is about 1037.5684441226.

The spelling of 1116992520 in words is "one billion, one hundred sixteen million, nine hundred ninety-two thousand, five hundred twenty".