1152563472 has 160 divisors (see below), whose sum is σ = 3447100800. Its totient is φ = 368266752.

The previous prime is 1152563459. The next prime is 1152563473. The reversal of 1152563472 is 2743652511.

1152563472 is a `hidden beast` number, since 1 + 1 + 52 + 563 + 47 + 2 = 666.

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

It is not an unprimeable number, because it can be changed into a prime (1152563473) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2467783 + ... + 2468249.

It is an arithmetic number, because the mean of its divisors is an integer number (21544380).

Almost surely, 2^1152563472 is an apocalyptic number.

1152563472 is a gapful number since it is divisible by the number (12) 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 1152563472, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1723550400).

1152563472 is an abundant number, since it is smaller than the sum of its proper divisors (2294537328).

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

1152563472 is a wasteful number, since it uses less digits than its factorization.

1152563472 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 710 (or 698 counting only the distinct ones).

The product of its digits is 50400, while the sum is 36.

The square root of 1152563472 is about 33949.4252086836. The cubic root of 1152563472 is about 1048.4674458426.

The spelling of 1152563472 in words is "one billion, one hundred fifty-two million, five hundred sixty-three thousand, four hundred seventy-two".