109575 has 18 divisors (see below), whose sum is σ = 196664. Its totient is φ = 58320.

The previous prime is 109567. The next prime is 109579. The reversal of 109575 is 575901.

It is not a de Polignac number, because 109575 - 2³ = 109567 is a prime.

It is a hoax number, since the sum of its digits (27) coincides with the sum of the digits of its distinct prime factors.

It is a Duffinian number.

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 109575.

It is not an unprimeable number, because it can be changed into a prime (109579) by changing a digit.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 19 + ... + 468.

2¹⁰⁹⁵⁷⁵ is an apocalyptic number.

109575 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

109575 is a deficient number, since it is larger than the sum of its proper divisors (87089).

109575 is a wasteful number, since it uses less digits than its factorization.

109575 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 503 (or 495 counting only the distinct ones).

The product of its (nonzero) digits is 1575, while the sum is 27.

The square root of 109575 is about 331.0211473607. The cubic root of 109575 is about 47.8524112476.

The spelling of 109575 in words is "one hundred nine thousand, five hundred seventy-five".