1162957056 has 144 divisors (see below), whose sum is σ = 3187364544. Its totient is φ = 376307712.

The previous prime is 1162957039. The next prime is 1162957139. The reversal of 1162957056 is 6507592611.

It is a super-2 number, since 2×1162957056² = 2704938228200374272, which contains 22 as substring.

It is a hoax number, since the sum of its digits (42) coincides with the sum of the digits of its distinct prime factors.

It is a junction number, because it is equal to n+sod(n) for n = 1162956999 and 1162957017.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4991116 + ... + 4991348.

It is an arithmetic number, because the mean of its divisors is an integer number (22134476).

Almost surely, 2^1162957056 is an apocalyptic number.

1162957056 is a gapful number since it is divisible by the number (16) 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 1162957056, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1593682272).

1162957056 is an abundant number, since it is smaller than the sum of its proper divisors (2024407488).

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

1162957056 is an equidigital number, since it uses as much as digits as its factorization.

1162957056 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 416 (or 402 counting only the distinct ones).

The product of its (nonzero) digits is 113400, while the sum is 42.

The square root of 1162957056 is about 34102.1561781656. The cubic root of 1162957056 is about 1051.6096418283.

The spelling of 1162957056 in words is "one billion, one hundred sixty-two million, nine hundred fifty-seven thousand, fifty-six".