133352209 has 2 divisors, whose sum is σ = 133352210. Its totient is φ = 133352208.

The previous prime is 133352119. The next prime is 133352221. The reversal of 133352209 is 902253331.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 82301184 + 51051025 = 9072^2 + 7145^2 .

It is a cyclic number.

It is not a de Polignac number, because 133352209 - 2⁹ = 133351697 is a prime.

It is not a weakly prime, because it can be changed into another prime (133352269) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 66676104 + 66676105.

It is an arithmetic number, because the mean of its divisors is an integer number (66676105).

Almost surely, 2^133352209 is an apocalyptic number.

It is an amenable number.

133352209 is a deficient number, since it is larger than the sum of its proper divisors (1).

133352209 is an equidigital number, since it uses as much as digits as its factorization.

133352209 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 4860, while the sum is 28.

The square root of 133352209 is about 11547.8226952097. The cubic root of 133352209 is about 510.8970614605.

The spelling of 133352209 in words is "one hundred thirty-three million, three hundred fifty-two thousand, two hundred nine".