1108812 has 12 divisors (see below), whose sum is σ = 2587256. Its totient is φ = 369600.

The previous prime is 1108801. The next prime is 1108817. The reversal of 1108812 is 2188011.

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

It is a hoax number, since the sum of its digits (21) coincides with the sum of the digits of its distinct prime factors.

It is not an unprimeable number, because it can be changed into a prime (1108817) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 46189 + ... + 46212.

2^1108812 is an apocalyptic number.

1108812 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1108812 is an abundant number, since it is smaller than the sum of its proper divisors (1478444).

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

1108812 is a wasteful number, since it uses less digits than its factorization.

1108812 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 92408 (or 92406 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 21.

The square root of 1108812 is about 1053.0014245005. The cubic root of 1108812 is about 103.5029288069.

The spelling of 1108812 in words is "one million, one hundred eight thousand, eight hundred twelve".