229509199 has 2 divisors, whose sum is σ = 229509200. Its totient is φ = 229509198.

The previous prime is 229509169. The next prime is 229509253. The reversal of 229509199 is 991905922.

229509199 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 229509199 - 2⁵ = 229509167 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (229509109) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 114754599 + 114754600.

It is an arithmetic number, because the mean of its divisors is an integer number (114754600).

Almost surely, 2^229509199 is an apocalyptic number.

229509199 is a deficient number, since it is larger than the sum of its proper divisors (1).

229509199 is an equidigital number, since it uses as much as digits as its factorization.

229509199 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 131220, while the sum is 46.

The square root of 229509199 is about 15149.5610167424. The cubic root of 229509199 is about 612.2564453843.

The spelling of 229509199 in words is "two hundred twenty-nine million, five hundred nine thousand, one hundred ninety-nine".