108109612 has 24 divisors (see below), whose sum is σ = 207594576. Its totient is φ = 48954048.

The previous prime is 108109583. The next prime is 108109649. The reversal of 108109612 is 216901801.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 16858 + ... + 22369.

It is an arithmetic number, because the mean of its divisors is an integer number (8649774).

Almost surely, 2^108109612 is an apocalyptic number.

It is an amenable number.

108109612 is a deficient number, since it is larger than the sum of its proper divisors (99484964).

108109612 is a wasteful number, since it uses less digits than its factorization.

108109612 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 39297 (or 39295 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 28.

The square root of 108109612 is about 10397.5772177945. The cubic root of 108109612 is about 476.3813705647.

The spelling of 108109612 in words is "one hundred eight million, one hundred nine thousand, six hundred twelve".