109597120 has 56 divisors (see below), whose sum is σ = 263639808. Its totient is φ = 43392000.

The previous prime is 109597109. The next prime is 109597133. The reversal of 109597120 is 21795901.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 30625 + ... + 34015.

Almost surely, 2^109597120 is an apocalyptic number.

109597120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 109597120, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (131819904).

109597120 is an abundant number, since it is smaller than the sum of its proper divisors (154042688).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

109597120 is a wasteful number, since it uses less digits than its factorization.

109597120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3509 (or 3499 counting only the distinct ones).

The product of its (nonzero) digits is 5670, while the sum is 34.

The square root of 109597120 is about 10468.8643128087. The cubic root of 109597120 is about 478.5563103351.

The spelling of 109597120 in words is "one hundred nine million, five hundred ninety-seven thousand, one hundred twenty".