863253152 has 12 divisors (see below), whose sum is σ = 1699529706. Its totient is φ = 431626560.

The previous prime is 863253143. The next prime is 863253169. The reversal of 863253152 is 251352368.

It can be written as a sum of positive squares in only one way, i.e., 792760336 + 70492816 = 28156^2 + 8396^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13488299 + ... + 13488362.

Almost surely, 2^863253152 is an apocalyptic number.

It is an amenable number.

863253152 is a deficient number, since it is larger than the sum of its proper divisors (836276554).

863253152 is a wasteful number, since it uses less digits than its factorization.

863253152 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26976671 (or 26976663 counting only the distinct ones).

The product of its digits is 43200, while the sum is 35.

The square root of 863253152 is about 29381.1700243540. The cubic root of 863253152 is about 952.1661198236.

The spelling of 863253152 in words is "eight hundred sixty-three million, two hundred fifty-three thousand, one hundred fifty-two".