450199 has 2 divisors, whose sum is σ = 450200. Its totient is φ = 450198.

The previous prime is 450193. The next prime is 450209. The reversal of 450199 is 991054.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 450199 - 2⁷ = 450071 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (450193) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 225099 + 225100.

It is an arithmetic number, because the mean of its divisors is an integer number (225100).

2⁴⁵⁰¹⁹⁹ is an apocalyptic number.

450199 is a deficient number, since it is larger than the sum of its proper divisors (1).

450199 is an equidigital number, since it uses as much as digits as its factorization.

450199 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1620, while the sum is 28.

The square root of 450199 is about 670.9687026978. The cubic root of 450199 is about 76.6422375433.

The spelling of 450199 in words is "four hundred fifty thousand, one hundred ninety-nine".