1080862056 has 112 divisors (see below), whose sum is σ = 3121280100. Its totient is φ = 350479872.

The previous prime is 1080862051. The next prime is 1080862087. The reversal of 1080862056 is 6502680801.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 1032336900 + 48525156 = 32130^2 + 6966^2 .

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

It is a self number, because there is not a number n which added to its sum of digits gives 1080862056.

It is not an unprimeable number, because it can be changed into a prime (1080862051) by changing a digit.

It is a polite number, since it can be written in 27 ways as a sum of consecutive naturals, for example, 213280 + ... + 218288.

Almost surely, 2^1080862056 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1080862056, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1560640050).

1080862056 is an abundant number, since it is smaller than the sum of its proper divisors (2040418044).

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

1080862056 is an equidigital number, since it uses as much as digits as its factorization.

1080862056 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5070 (or 5051 counting only the distinct ones).

The product of its (nonzero) digits is 23040, while the sum is 36.

The square root of 1080862056 is about 32876.4665984652. The cubic root of 1080862056 is about 1026.2584759673.

The spelling of 1080862056 in words is "one billion, eighty million, eight hundred sixty-two thousand, fifty-six".