1150780992 has 56 divisors (see below), whose sum is σ = 3083356800. Its totient is φ = 378733056.

The previous prime is 1150780963. The next prime is 1150781003. The reversal of 1150780992 is 2990870511.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 22767 + ... + 53102.

Almost surely, 2^1150780992 is an apocalyptic number.

1150780992 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1150780992 is an abundant number, since it is smaller than the sum of its proper divisors (1932575808).

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

1150780992 is an equidigital number, since it uses as much as digits as its factorization.

1150780992 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 75963 (or 75953 counting only the distinct ones).

The product of its (nonzero) digits is 45360, while the sum is 42.

The square root of 1150780992 is about 33923.1630600686. The cubic root of 1150780992 is about 1047.9266696938.

The spelling of 1150780992 in words is "one billion, one hundred fifty million, seven hundred eighty thousand, nine hundred ninety-two".