109668056 has 16 divisors (see below), whose sum is σ = 207248640. Its totient is φ = 54401760.

The previous prime is 109668029. The next prime is 109668059. The reversal of 109668056 is 650866901.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (109668059) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 52955 + ... + 54986.

It is an arithmetic number, because the mean of its divisors is an integer number (12953040).

Almost surely, 2^109668056 is an apocalyptic number.

It is an amenable number.

109668056 is a deficient number, since it is larger than the sum of its proper divisors (97580584).

109668056 is a wasteful number, since it uses less digits than its factorization.

109668056 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 108074 (or 108070 counting only the distinct ones).

The product of its (nonzero) digits is 77760, while the sum is 41.

The square root of 109668056 is about 10472.2517158441. The cubic root of 109668056 is about 478.6595355205.

The spelling of 109668056 in words is "one hundred nine million, six hundred sixty-eight thousand, fifty-six".