109442078 has 8 divisors (see below), whose sum is σ = 168600072. Its totient is φ = 53242056.

The previous prime is 109442063. The next prime is 109442083. The reversal of 109442078 is 870244901.

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

It is a Curzon number.

It is a congruent number.

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, 739400 + ... + 739547.

It is an arithmetic number, because the mean of its divisors is an integer number (21075009).

Almost surely, 2^109442078 is an apocalyptic number.

109442078 is a deficient number, since it is larger than the sum of its proper divisors (59157994).

109442078 is a wasteful number, since it uses less digits than its factorization.

109442078 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1478986.

The product of its (nonzero) digits is 16128, while the sum is 35.

The square root of 109442078 is about 10461.4567819210. The cubic root of 109442078 is about 478.3305399792.

Adding to 109442078 its reverse (870244901), we get a palindrome (979686979).

The spelling of 109442078 in words is "one hundred nine million, four hundred forty-two thousand, seventy-eight".