109191106 has 8 divisors (see below), whose sum is σ = 166231440. Its totient is φ = 53780628.

The previous prime is 109191091. The next prime is 109191127. The reversal of 109191106 is 601191901.

It is a sphenic number, since it is the product of 3 distinct primes.

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, 407296 + ... + 407563.

It is an arithmetic number, because the mean of its divisors is an integer number (20778930).

Almost surely, 2^109191106 is an apocalyptic number.

109191106 is a deficient number, since it is larger than the sum of its proper divisors (57040334).

109191106 is an equidigital number, since it uses as much as digits as its factorization.

109191106 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 814928.

The product of its (nonzero) digits is 486, while the sum is 28.

The square root of 109191106 is about 10449.4548183147. The cubic root of 109191106 is about 477.9646251022.

The spelling of 109191106 in words is "one hundred nine million, one hundred ninety-one thousand, one hundred six".