109163585 has 8 divisors (see below), whose sum is σ = 131279616. Its totient is φ = 87142000.

The previous prime is 109163581. The next prime is 109163597. The reversal of 109163585 is 585361901.

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

It is not a de Polignac number, because 109163585 - 2² = 109163581 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (109163581) 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, 21041 + ... + 25710.

It is an arithmetic number, because the mean of its divisors is an integer number (16409952).

Almost surely, 2^109163585 is an apocalyptic number.

It is an amenable number.

109163585 is a deficient number, since it is larger than the sum of its proper divisors (22116031).

109163585 is an equidigital number, since it uses as much as digits as its factorization.

109163585 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 47223.

The product of its (nonzero) digits is 32400, while the sum is 38.

The square root of 109163585 is about 10448.1378723675. The cubic root of 109163585 is about 477.9244656356.

The spelling of 109163585 in words is "one hundred nine million, one hundred sixty-three thousand, five hundred eighty-five".