1157333256 has 48 divisors (see below), whose sum is σ = 3157350300. Its totient is φ = 382958592.

The previous prime is 1157333239. The next prime is 1157333273. The reversal of 1157333256 is 6523337511.

1157333256 is a `hidden beast` number, since 1 + 1 + 573 + 3 + 32 + 56 = 666.

It is an interprime number because it is at equal distance from previous prime (1157333239) and next prime (1157333273).

It can be written as a sum of positive squares in 2 ways, for example, as 1073610756 + 83722500 = 32766^2 + 9150^2 .

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 1157333256.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 48801 + ... + 68528.

Almost surely, 2^1157333256 is an apocalyptic number.

It is an amenable number.

1157333256 is an abundant number, since it is smaller than the sum of its proper divisors (2000017044).

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

1157333256 is a wasteful number, since it uses less digits than its factorization.

1157333256 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 117478 (or 117471 counting only the distinct ones).

The product of its digits is 56700, while the sum is 36.

The square root of 1157333256 is about 34019.6010558619. The cubic root of 1157333256 is about 1049.9117857863.

The spelling of 1157333256 in words is "one billion, one hundred fifty-seven million, three hundred thirty-three thousand, two hundred fifty-six".