1152564456 has 32 divisors (see below), whose sum is σ = 2942720640. Its totient is φ = 376013568.

The previous prime is 1152564451. The next prime is 1152564463. The reversal of 1152564456 is 6544652511.

It is not an unprimeable number, because it can be changed into a prime (1152564451) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 509761 + ... + 512016.

It is an arithmetic number, because the mean of its divisors is an integer number (91960020).

Almost surely, 2^1152564456 is an apocalyptic number.

It is an amenable number.

1152564456 is an abundant number, since it is smaller than the sum of its proper divisors (1790156184).

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

1152564456 is a wasteful number, since it uses less digits than its factorization.

1152564456 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1021833 (or 1021829 counting only the distinct ones).

The product of its digits is 144000, while the sum is 39.

The square root of 1152564456 is about 33949.4397008257. The cubic root of 1152564456 is about 1048.4677442186.

The spelling of 1152564456 in words is "one billion, one hundred fifty-two million, five hundred sixty-four thousand, four hundred fifty-six".