1120942144 has 56 divisors (see below), whose sum is σ = 2624173568. Its totient is φ = 464901120.

The previous prime is 1120942129. The next prime is 1120942153. The reversal of 1120942144 is 4412490211.

It is a tau number, because it is divible by the number of its divisors (56).

It is a super-2 number, since 2×1120942144² = 2513022580390633472, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (28).

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, 26469 + ... + 54244.

Almost surely, 2^1120942144 is an apocalyptic number.

1120942144 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

1120942144 is an abundant number, since it is smaller than the sum of its proper divisors (1503231424).

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

1120942144 is an equidigital number, since it uses as much as digits as its factorization.

1120942144 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 80763 (or 80753 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 28.

The square root of 1120942144 is about 33480.4740707177. The cubic root of 1120942144 is about 1038.7899338265.

The spelling of 1120942144 in words is "one billion, one hundred twenty million, nine hundred forty-two thousand, one hundred forty-four".