1160721984 has 56 divisors (see below), whose sum is σ = 3176991360. Its totient is φ = 373563904.

The previous prime is 1160721941. The next prime is 1160722007. The reversal of 1160721984 is 4891270611.

It is a hoax number, since the sum of its digits (39) coincides with the sum of the digits of its distinct prime factors.

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 7 ways as a sum of consecutive naturals, for example, 98664 + ... + 109799.

Almost surely, 2^1160721984 is an apocalyptic number.

It is an amenable number.

1160721984 is an abundant number, since it is smaller than the sum of its proper divisors (2016269376).

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

1160721984 is a wasteful number, since it uses less digits than its factorization.

1160721984 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 208507 (or 208497 counting only the distinct ones).

The product of its (nonzero) digits is 24192, while the sum is 39.

The square root of 1160721984 is about 34069.3701732216. The cubic root of 1160721984 is about 1050.9355181616.

The spelling of 1160721984 in words is "one billion, one hundred sixty million, seven hundred twenty-one thousand, nine hundred eighty-four".