109685795 has 4 divisors (see below), whose sum is σ = 131622960. Its totient is φ = 87748632.

The previous prime is 109685789. The next prime is 109685813. The reversal of 109685795 is 597586901.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 597586901 = 1511 ⋅395491.

It is a cyclic number.

It is not a de Polignac number, because 109685795 - 2⁸ = 109685539 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10968575 + ... + 10968584.

It is an arithmetic number, because the mean of its divisors is an integer number (32905740).

Almost surely, 2^109685795 is an apocalyptic number.

109685795 is a deficient number, since it is larger than the sum of its proper divisors (21937165).

109685795 is an equidigital number, since it uses as much as digits as its factorization.

109685795 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21937164.

The product of its (nonzero) digits is 680400, while the sum is 50.

The square root of 109685795 is about 10473.0986341197. The cubic root of 109685795 is about 478.6853421350.

The spelling of 109685795 in words is "one hundred nine million, six hundred eighty-five thousand, seven hundred ninety-five".