109929009 has 8 divisors (see below), whose sum is σ = 146637280. Its totient is φ = 73253376.

The previous prime is 109928989. The next prime is 109929011. The reversal of 109929009 is 900929901.

It is a happy number.

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

It is not a de Polignac number, because 109929009 - 2⁷ = 109928881 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (109929019) 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, 1254 + ... + 14880.

It is an arithmetic number, because the mean of its divisors is an integer number (18329660).

Almost surely, 2^109929009 is an apocalyptic number.

It is an amenable number.

109929009 is a deficient number, since it is larger than the sum of its proper divisors (36708271).

109929009 is a wasteful number, since it uses less digits than its factorization.

109929009 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16319.

The product of its (nonzero) digits is 13122, while the sum is 39.

The square root of 109929009 is about 10484.7035723477. The cubic root of 109929009 is about 479.0388884677.

The spelling of 109929009 in words is "one hundred nine million, nine hundred twenty-nine thousand, nine".