1150520459 has 8 divisors (see below), whose sum is σ = 1255471680. Its totient is φ = 1045629000.

The previous prime is 1150520417. The next prime is 1150520477. The reversal of 1150520459 is 9540250511.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1150520459 - 2²⁸ = 882085003 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1150520489) by changing a digit.

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 in 7 ways as a sum of consecutive naturals, for example, 31652 + ... + 57470.

It is an arithmetic number, because the mean of its divisors is an integer number (156933960).

Almost surely, 2^1150520459 is an apocalyptic number.

1150520459 is a deficient number, since it is larger than the sum of its proper divisors (104951221).

1150520459 is a wasteful number, since it uses less digits than its factorization.

1150520459 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29881.

The product of its (nonzero) digits is 9000, while the sum is 32.

The square root of 1150520459 is about 33919.3227968956. The cubic root of 1150520459 is about 1047.8475813508.

The spelling of 1150520459 in words is "one billion, one hundred fifty million, five hundred twenty thousand, four hundred fifty-nine".