1150045320 has 64 divisors (see below), whose sum is σ = 3530387520. Its totient is φ = 299545344.

The previous prime is 1150045313. The next prime is 1150045321. The reversal of 1150045320 is 235400511.

It is not an unprimeable number, because it can be changed into a prime (1150045321) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 106279 + ... + 116598.

It is an arithmetic number, because the mean of its divisors is an integer number (55162305).

Almost surely, 2^1150045320 is an apocalyptic number.

1150045320 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1150045320 is an abundant number, since it is smaller than the sum of its proper divisors (2380342200).

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

1150045320 is a wasteful number, since it uses less digits than its factorization.

1150045320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 222934 (or 222930 counting only the distinct ones).

The product of its (nonzero) digits is 600, while the sum is 21.

The square root of 1150045320 is about 33912.3181159885. The cubic root of 1150045320 is about 1047.7033156838.

Adding to 1150045320 its reverse (235400511), we get a palindrome (1385445831).

The spelling of 1150045320 in words is "one billion, one hundred fifty million, forty-five thousand, three hundred twenty".