1150550120 has 32 divisors (see below), whose sum is σ = 2672248320. Its totient is φ = 445373760.

The previous prime is 1150550119. The next prime is 1150550161. The reversal of 1150550120 is 210550511.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (20).

It is a junction number, because it is equal to n+sod(n) for n = 1150550092 and 1150550101.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 462692 + ... + 465171.

It is an arithmetic number, because the mean of its divisors is an integer number (83507760).

Almost surely, 2^1150550120 is an apocalyptic number.

1150550120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1150550120 is an abundant number, since it is smaller than the sum of its proper divisors (1521698200).

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

1150550120 is a wasteful number, since it uses less digits than its factorization.

1150550120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 927905 (or 927901 counting only the distinct ones).

The product of its (nonzero) digits is 250, while the sum is 20.

The square root of 1150550120 is about 33919.7600227360. The cubic root of 1150550120 is about 1047.8565859539.

The spelling of 1150550120 in words is "one billion, one hundred fifty million, five hundred fifty thousand, one hundred twenty".