109079799 has 8 divisors (see below), whose sum is σ = 146075760. Its totient is φ = 72401856.

The previous prime is 109079767. The next prime is 109079801. The reversal of 109079799 is 997970901.

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

It is not a de Polignac number, because 109079799 - 2⁵ = 109079767 is a prime.

It is a Smith number, since the sum of its digits (51) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (109079699) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 78702 + ... + 80075.

It is an arithmetic number, because the mean of its divisors is an integer number (18259470).

Almost surely, 2^109079799 is an apocalyptic number.

109079799 is a deficient number, since it is larger than the sum of its proper divisors (36995961).

109079799 is a wasteful number, since it uses less digits than its factorization.

109079799 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 159009.

The product of its (nonzero) digits is 321489, while the sum is 51.

The square root of 109079799 is about 10444.1274886895. The cubic root of 109079799 is about 477.8021610275.

It can be divided in two parts, 10907 and 9799, that added together give a triangular number (20706 = T₂₀₃).

The spelling of 109079799 in words is "one hundred nine million, seventy-nine thousand, seven hundred ninety-nine".