1137022992 has 120 divisors (see below), whose sum is σ = 3705459264. Its totient is φ = 318719232.

The previous prime is 1137022969. The next prime is 1137023021. The reversal of 1137022992 is 2992207311.

It is a hoax number, since the sum of its digits (36) coincides with the sum of the digits of its distinct prime factors.

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

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 42783 + ... + 64065.

Almost surely, 2^1137022992 is an apocalyptic number.

1137022992 is a gapful number since it is divisible by the number (12) 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 1137022992, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1852729632).

1137022992 is an abundant number, since it is smaller than the sum of its proper divisors (2568436272).

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

1137022992 is a wasteful number, since it uses less digits than its factorization.

1137022992 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21357 (or 21348 counting only the distinct ones).

The product of its (nonzero) digits is 13608, while the sum is 36.

The square root of 1137022992 is about 33719.7715294751. The cubic root of 1137022992 is about 1043.7338027439.

The spelling of 1137022992 in words is "one billion, one hundred thirty-seven million, twenty-two thousand, nine hundred ninety-two".