1150809500 has 24 divisors (see below), whose sum is σ = 2513369040. Its totient is φ = 460323600.

The previous prime is 1150809481. The next prime is 1150809521. The reversal of 1150809500 is 59080511.

It is a hoax number, since the sum of its digits (29) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1150310 + ... + 1151309.

It is an arithmetic number, because the mean of its divisors is an integer number (104723710).

Almost surely, 2^1150809500 is an apocalyptic number.

1150809500 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1150809500 is an abundant number, since it is smaller than the sum of its proper divisors (1362559540).

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

1150809500 is a wasteful number, since it uses less digits than its factorization.

1150809500 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2301638 (or 2301626 counting only the distinct ones).

The product of its (nonzero) digits is 1800, while the sum is 29.

The square root of 1150809500 is about 33923.5832423404. The cubic root of 1150809500 is about 1047.9353229611.

The spelling of 1150809500 in words is "one billion, one hundred fifty million, eight hundred nine thousand, five hundred".