1150520163 has 8 divisors (see below), whose sum is σ = 1652029008. Its totient is φ = 708012384.

The previous prime is 1150520149. The next prime is 1150520209. The reversal of 1150520163 is 3610250511.

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

It is not a de Polignac number, because 1150520163 - 2¹⁴ = 1150503779 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1150520123) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 14750220 + ... + 14750297.

It is an arithmetic number, because the mean of its divisors is an integer number (206503626).

Almost surely, 2^1150520163 is an apocalyptic number.

1150520163 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

1150520163 is a deficient number, since it is larger than the sum of its proper divisors (501508845).

1150520163 is a wasteful number, since it uses less digits than its factorization.

1150520163 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29500533.

The product of its (nonzero) digits is 900, while the sum is 24.

The square root of 1150520163 is about 33919.3184336006. The cubic root of 1150520163 is about 1047.8474914892.

Adding to 1150520163 its reverse (3610250511), we get a palindrome (4760770674).

The spelling of 1150520163 in words is "one billion, one hundred fifty million, five hundred twenty thousand, one hundred sixty-three".