1108009856 has 32 divisors (see below), whose sum is σ = 2243565480. Its totient is φ = 544919040.

The previous prime is 1108009823. The next prime is 1108009897. The reversal of 1108009856 is 6589008011.

It is a tau number, because it is divible by the number of its divisors (32).

It is a congruent number.

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, 63146 + ... + 78761.

Almost surely, 2^1108009856 is an apocalyptic number.

1108009856 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

1108009856 is an abundant number, since it is smaller than the sum of its proper divisors (1135555624).

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

1108009856 is an equidigital number, since it uses as much as digits as its factorization.

1108009856 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 141982 (or 141970 counting only the distinct ones).

The product of its (nonzero) digits is 17280, while the sum is 38.

The square root of 1108009856 is about 33286.7820012689. The cubic root of 1108009856 is about 1034.7796386488.

The spelling of 1108009856 in words is "one billion, one hundred eight million, nine thousand, eight hundred fifty-six".