109365245 has 24 divisors (see below), whose sum is σ = 147805560. Its totient is φ = 77580800.

The previous prime is 109365209. The next prime is 109365251. The reversal of 109365245 is 542563901.

It can be written as a sum of positive squares in 4 ways, for example, as 4937284 + 104427961 = 2222^2 + 10219^2 .

It is not a de Polignac number, because 109365245 - 2⁸ = 109364989 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 22601 + ... + 27009.

It is an arithmetic number, because the mean of its divisors is an integer number (6158565).

Almost surely, 2^109365245 is an apocalyptic number.

It is an amenable number.

109365245 is a deficient number, since it is larger than the sum of its proper divisors (38440315).

109365245 is a wasteful number, since it uses less digits than its factorization.

109365245 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4477 (or 4466 counting only the distinct ones).

The product of its (nonzero) digits is 32400, while the sum is 35.

The square root of 109365245 is about 10457.7839430732. The cubic root of 109365245 is about 478.2185776371.

The spelling of 109365245 in words is "one hundred nine million, three hundred sixty-five thousand, two hundred forty-five".