109243223 has 2 divisors, whose sum is σ = 109243224. Its totient is φ = 109243222.

The previous prime is 109243219. The next prime is 109243231. The reversal of 109243223 is 322342901.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 109243223 - 2² = 109243219 is a prime.

It is a Sophie Germain prime.

It is a junction number, because it is equal to n+sod(n) for n = 109243192 and 109243201.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (109243213) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 54621611 + 54621612.

It is an arithmetic number, because the mean of its divisors is an integer number (54621612).

Almost surely, 2^109243223 is an apocalyptic number.

109243223 is a deficient number, since it is larger than the sum of its proper divisors (1).

109243223 is an equidigital number, since it uses as much as digits as its factorization.

109243223 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2592, while the sum is 26.

The square root of 109243223 is about 10451.9482872812. The cubic root of 109243223 is about 478.0406573028.

The spelling of 109243223 in words is "one hundred nine million, two hundred forty-three thousand, two hundred twenty-three".