200133209 has 2 divisors, whose sum is σ = 200133210. Its totient is φ = 200133208.

The previous prime is 200133187. The next prime is 200133233. The reversal of 200133209 is 902331002.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 189667984 + 10465225 = 13772^2 + 3235^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-200133209 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (200132209) 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, 100066604 + 100066605.

It is an arithmetic number, because the mean of its divisors is an integer number (100066605).

Almost surely, 2^200133209 is an apocalyptic number.

It is an amenable number.

200133209 is a deficient number, since it is larger than the sum of its proper divisors (1).

200133209 is an equidigital number, since it uses as much as digits as its factorization.

200133209 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 324, while the sum is 20.

The square root of 200133209 is about 14146.8444891432. The cubic root of 200133209 is about 584.9333539875.

The spelling of 200133209 in words is "two hundred million, one hundred thirty-three thousand, two hundred nine".