1109285484 has 12 divisors (see below), whose sum is σ = 2588332824. Its totient is φ = 369761824.

The previous prime is 1109285473. The next prime is 1109285497. The reversal of 1109285484 is 4845829011.

It is a tau number, because it is divible by the number of its divisors (12).

It is a super-2 number, since 2×1109285484² = 2461028570026228512, which contains 22 as substring.

It is a Smith number, since the sum of its digits (42) coincides with the sum of the digits of its prime factors.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 46220217 + ... + 46220240.

It is an arithmetic number, because the mean of its divisors is an integer number (215694402).

Almost surely, 2^1109285484 is an apocalyptic number.

It is an amenable number.

1109285484 is an abundant number, since it is smaller than the sum of its proper divisors (1479047340).

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

1109285484 is a wasteful number, since it uses less digits than its factorization.

1109285484 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 92440464 (or 92440462 counting only the distinct ones).

The product of its (nonzero) digits is 92160, while the sum is 42.

The square root of 1109285484 is about 33305.9376688302. The cubic root of 1109285484 is about 1035.1765928928.

The spelling of 1109285484 in words is "one billion, one hundred nine million, two hundred eighty-five thousand, four hundred eighty-four".