1150553216 has 32 divisors (see below), whose sum is σ = 2314837980. Its totient is φ = 569574400.

The previous prime is 1150553213. The next prime is 1150553273. The reversal of 1150553216 is 6123550511.

It can be written as a sum of positive squares in 2 ways, for example, as 946177600 + 204375616 = 30760^2 + 14296^2 .

It is a tau number, because it is divible by the number of its divisors (32).

It is not an unprimeable number, because it can be changed into a prime (1150553213) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 31571 + ... + 57426.

Almost surely, 2^1150553216 is an apocalyptic number.

1150553216 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

1150553216 is an abundant number, since it is smaller than the sum of its proper divisors (1164284764).

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

1150553216 is an equidigital number, since it uses as much as digits as its factorization.

1150553216 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 89112 (or 89100 counting only the distinct ones).

The product of its (nonzero) digits is 4500, while the sum is 29.

The square root of 1150553216 is about 33919.8056598206. The cubic root of 1150553216 is about 1047.8575258408.

The spelling of 1150553216 in words is "one billion, one hundred fifty million, five hundred fifty-three thousand, two hundred sixteen".