109045778 has 8 divisors (see below), whose sum is σ = 164745840. Its totient is φ = 54130500.

The previous prime is 109045753. The next prime is 109045801. The reversal of 109045778 is 877540901.

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, 195848 + ... + 196403.

It is an arithmetic number, because the mean of its divisors is an integer number (20593230).

Almost surely, 2^109045778 is an apocalyptic number.

109045778 is a deficient number, since it is larger than the sum of its proper divisors (55700062).

109045778 is a wasteful number, since it uses less digits than its factorization.

109045778 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 392392.

The product of its (nonzero) digits is 70560, while the sum is 41.

The square root of 109045778 is about 10442.4986473545. The cubic root of 109045778 is about 477.7524818088.

The spelling of 109045778 in words is "one hundred nine million, forty-five thousand, seven hundred seventy-eight".