109319243 has 8 divisors (see below), whose sum is σ = 122166576. Its totient is φ = 96956800.

The previous prime is 109319239. The next prime is 109319279. The reversal of 109319243 is 342913901.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 109319243 - 2² = 109319239 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (109319233) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 120746 + ... + 121647.

It is an arithmetic number, because the mean of its divisors is an integer number (15270822).

Almost surely, 2^109319243 is an apocalyptic number.

109319243 is a deficient number, since it is larger than the sum of its proper divisors (12847333).

109319243 is a wasteful number, since it uses less digits than its factorization.

109319243 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 242445.

The product of its (nonzero) digits is 5832, while the sum is 32.

The square root of 109319243 is about 10455.5842973982. The cubic root of 109319243 is about 478.1515176487.

The spelling of 109319243 in words is "one hundred nine million, three hundred nineteen thousand, two hundred forty-three".