109417666 has 8 divisors (see below), whose sum is σ = 164186640. Its totient is φ = 54688788.

The previous prime is 109417657. The next prime is 109417669. The reversal of 109417666 is 666714901.

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

It is not an unprimeable number, because it can be changed into a prime (109417669) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1876 + ... + 14911.

It is an arithmetic number, because the mean of its divisors is an integer number (20523330).

Almost surely, 2^109417666 is an apocalyptic number.

109417666 is a deficient number, since it is larger than the sum of its proper divisors (54768974).

109417666 is a wasteful number, since it uses less digits than its factorization.

109417666 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20048.

The product of its (nonzero) digits is 54432, while the sum is 40.

The square root of 109417666 is about 10460.2899577402. The cubic root of 109417666 is about 478.2949720828.

The spelling of 109417666 in words is "one hundred nine million, four hundred seventeen thousand, six hundred sixty-six".