1109325984 has 96 divisors (see below), whose sum is σ = 3145282560. Its totient is φ = 340319232.

The previous prime is 1109325977. The next prime is 1109325991. The reversal of 1109325984 is 4895239011.

It is an interprime number because it is at equal distance from previous prime (1109325977) and next prime (1109325991).

It is a tau number, because it is divible by the number of its divisors (96).

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 15 ways as a sum of consecutive naturals, for example, 494337 + ... + 496575.

It is an arithmetic number, because the mean of its divisors is an integer number (32763360).

Almost surely, 2^1109325984 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1109325984, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1572641280).

1109325984 is an abundant number, since it is smaller than the sum of its proper divisors (2035956576).

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

1109325984 is a wasteful number, since it uses less digits than its factorization.

1109325984 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2662 (or 2654 counting only the distinct ones).

The product of its (nonzero) digits is 77760, while the sum is 42.

The square root of 1109325984 is about 33306.5456629774. The cubic root of 1109325984 is about 1035.1891908346.

The spelling of 1109325984 in words is "one billion, one hundred nine million, three hundred twenty-five thousand, nine hundred eighty-four".