109143166 has 8 divisors (see below), whose sum is σ = 178597944. Its totient is φ = 49610520.

The previous prime is 109143149. The next prime is 109143169. The reversal of 109143166 is 661341901.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (109143169) 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, 2480505 + ... + 2480548.

It is an arithmetic number, because the mean of its divisors is an integer number (22324743).

Almost surely, 2^109143166 is an apocalyptic number.

109143166 is a deficient number, since it is larger than the sum of its proper divisors (69454778).

109143166 is a wasteful number, since it uses less digits than its factorization.

109143166 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4961066.

The product of its (nonzero) digits is 3888, while the sum is 31.

The square root of 109143166 is about 10447.1606668989. The cubic root of 109143166 is about 477.8946652579.

The spelling of 109143166 in words is "one hundred nine million, one hundred forty-three thousand, one hundred sixty-six".