199069223 has 2 divisors, whose sum is σ = 199069224. Its totient is φ = 199069222.

The previous prime is 199069217. The next prime is 199069243. The reversal of 199069223 is 322960991.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 199069223 - 2¹⁸ = 198807079 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (199069243) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 99534611 + 99534612.

It is an arithmetic number, because the mean of its divisors is an integer number (99534612).

Almost surely, 2^199069223 is an apocalyptic number.

199069223 is a deficient number, since it is larger than the sum of its proper divisors (1).

199069223 is an equidigital number, since it uses as much as digits as its factorization.

199069223 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 52488, while the sum is 41.

The square root of 199069223 is about 14109.1893105167. The cubic root of 199069223 is about 583.8949338339.

The spelling of 199069223 in words is "one hundred ninety-nine million, sixty-nine thousand, two hundred twenty-three".