109505597 has 4 divisors (see below), whose sum is σ = 109549440. Its totient is φ = 109461756.

The previous prime is 109505587. The next prime is 109505611. The reversal of 109505597 is 795505901.

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 a cyclic number.

It is not a de Polignac number, because 109505597 - 2¹⁴ = 109489213 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 (109505567) 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, 17933 + ... + 23250.

It is an arithmetic number, because the mean of its divisors is an integer number (27387360).

Almost surely, 2^109505597 is an apocalyptic number.

It is an amenable number.

109505597 is a deficient number, since it is larger than the sum of its proper divisors (43843).

109505597 is an equidigital number, since it uses as much as digits as its factorization.

109505597 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 43842.

The product of its (nonzero) digits is 70875, while the sum is 41.

The square root of 109505597 is about 10464.4921998155. The cubic root of 109505597 is about 478.4230613750.

The spelling of 109505597 in words is "one hundred nine million, five hundred five thousand, five hundred ninety-seven".