133043204209 has 2 divisors, whose sum is σ = 133043204210. Its totient is φ = 133043204208.

The previous prime is 133043204171. The next prime is 133043204227. The reversal of 133043204209 is 902402340331.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 129795913984 + 3247290225 = 360272^2 + 56985^2 .

It is a cyclic number.

It is not a de Polignac number, because 133043204209 - 2¹⁹ = 133042679921 is a prime.

It is not a weakly prime, because it can be changed into another prime (133043204009) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 66521602104 + 66521602105.

It is an arithmetic number, because the mean of its divisors is an integer number (66521602105).

Almost surely, 2^133043204209 is an apocalyptic number.

It is an amenable number.

133043204209 is a deficient number, since it is larger than the sum of its proper divisors (1).

133043204209 is an equidigital number, since it uses as much as digits as its factorization.

133043204209 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 15552, while the sum is 31.

The spelling of 133043204209 in words is "one hundred thirty-three billion, forty-three million, two hundred four thousand, two hundred nine".