1180864400 has 60 divisors (see below), whose sum is σ = 2928574464. Its totient is φ = 457104000.

The previous prime is 1180864393. The next prime is 1180864423. The reversal of 1180864400 is 44680811.

It is an unprimeable number.

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 11 ways as a sum of consecutive naturals, for example, 35216 + ... + 60015.

Almost surely, 2^1180864400 is an apocalyptic number.

1180864400 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1180864400 is an abundant number, since it is smaller than the sum of its proper divisors (1747710064).

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

1180864400 is a wasteful number, since it uses less digits than its factorization.

1180864400 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 95280 (or 95269 counting only the distinct ones).

The product of its (nonzero) digits is 6144, while the sum is 32.

The square root of 1180864400 is about 34363.7075997338. The cubic root of 1180864400 is about 1056.9797734443.

The spelling of 1180864400 in words is "one billion, one hundred eighty million, eight hundred sixty-four thousand, four hundred".