109468509 has 8 divisors (see below), whose sum is σ = 146096640. Its totient is φ = 72909696.

The previous prime is 109468501. The next prime is 109468511. The reversal of 109468509 is 905864901.

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

It is not a de Polignac number, because 109468509 - 2³ = 109468501 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (109468501) 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, 13524 + ... + 20045.

It is an arithmetic number, because the mean of its divisors is an integer number (18262080).

Almost surely, 2^109468509 is an apocalyptic number.

It is an amenable number.

109468509 is a deficient number, since it is larger than the sum of its proper divisors (36628131).

109468509 is a wasteful number, since it uses less digits than its factorization.

109468509 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 34659.

The product of its (nonzero) digits is 77760, while the sum is 42.

The square root of 109468509 is about 10462.7199618455. The cubic root of 109468509 is about 478.3690435636.

The spelling of 109468509 in words is "one hundred nine million, four hundred sixty-eight thousand, five hundred nine".