109905086 has 8 divisors (see below), whose sum is σ = 172025424. Its totient is φ = 52563280.

The previous prime is 109905071. The next prime is 109905091. The reversal of 109905086 is 680509901.

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

It is a congruent number.

It is an unprimeable number.

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, 1194575 + ... + 1194666.

It is an arithmetic number, because the mean of its divisors is an integer number (21503178).

Almost surely, 2^109905086 is an apocalyptic number.

109905086 is a deficient number, since it is larger than the sum of its proper divisors (62120338).

109905086 is a wasteful number, since it uses less digits than its factorization.

109905086 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2389266.

The product of its (nonzero) digits is 19440, while the sum is 38.

The square root of 109905086 is about 10483.5626577991. The cubic root of 109905086 is about 479.0041361039.

The spelling of 109905086 in words is "one hundred nine million, nine hundred five thousand, eighty-six".