109506317 has 4 divisors (see below), whose sum is σ = 110056800. Its totient is φ = 108955836.

The previous prime is 109506311. The next prime is 109506323. The reversal of 109506317 is 713605901.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is an interprime number because it is at equal distance from previous prime (109506311) and next prime (109506323).

It is a cyclic number.

It is not a de Polignac number, because 109506317 - 2¹⁰ = 109505293 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (109506311) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 274943 + ... + 275340.

It is an arithmetic number, because the mean of its divisors is an integer number (27514200).

Almost surely, 2^109506317 is an apocalyptic number.

It is an amenable number.

109506317 is a deficient number, since it is larger than the sum of its proper divisors (550483).

109506317 is an equidigital number, since it uses as much as digits as its factorization.

109506317 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 550482.

The product of its (nonzero) digits is 5670, while the sum is 32.

The square root of 109506317 is about 10464.5266018105. The cubic root of 109506317 is about 478.4241099176.

The spelling of 109506317 in words is "one hundred nine million, five hundred six thousand, three hundred seventeen".