1132856280 has 96 divisors (see below), whose sum is σ = 3818178000. Its totient is φ = 302092416.

The previous prime is 1132856273. The next prime is 1132856297. The reversal of 1132856280 is 826582311.

It is a happy number.

1132856280 is a `hidden beast` number, since 1 + 1 + 3 + 28 + 5 + 628 + 0 = 666.

It is a super-2 number, since 2×1132856280² = 2566726702270876800, which contains 22 as substring.

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 a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 48555 + ... + 67994.

Almost surely, 2^1132856280 is an apocalyptic number.

1132856280 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1132856280 is an abundant number, since it is smaller than the sum of its proper divisors (2685321720).

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

1132856280 is a wasteful number, since it uses less digits than its factorization.

1132856280 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 116575 (or 116559 counting only the distinct ones).

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

The square root of 1132856280 is about 33657.9304176594. The cubic root of 1132856280 is about 1042.4572934216.

The spelling of 1132856280 in words is "one billion, one hundred thirty-two million, eight hundred fifty-six thousand, two hundred eighty".