109323843 has 4 divisors (see below), whose sum is σ = 145765128. Its totient is φ = 72882560.

The previous prime is 109323829. The next prime is 109323847. The reversal of 109323843 is 348323901.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 109323843 - 2⁴ = 109323827 is a prime.

It is not an unprimeable number, because it can be changed into a prime (109323847) 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, 18220638 + ... + 18220643.

It is an arithmetic number, because the mean of its divisors is an integer number (36441282).

Almost surely, 2^109323843 is an apocalyptic number.

109323843 is a deficient number, since it is larger than the sum of its proper divisors (36441285).

109323843 is an equidigital number, since it uses as much as digits as its factorization.

109323843 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36441284.

The product of its (nonzero) digits is 15552, while the sum is 33.

The square root of 109323843 is about 10455.8042732255. The cubic root of 109323843 is about 478.1582242024.

The spelling of 109323843 in words is "one hundred nine million, three hundred twenty-three thousand, eight hundred forty-three".