133322009 has 2 divisors, whose sum is σ = 133322010. Its totient is φ = 133322008.

The previous prime is 133322003. The next prime is 133322023. The reversal of 133322009 is 900223331.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 97081609 + 36240400 = 9853^2 + 6020^2 .

It is a cyclic number.

It is not a de Polignac number, because 133322009 - 2²⁴ = 116544793 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (133322003) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 66661004 + 66661005.

It is an arithmetic number, because the mean of its divisors is an integer number (66661005).

Almost surely, 2^133322009 is an apocalyptic number.

It is an amenable number.

133322009 is a deficient number, since it is larger than the sum of its proper divisors (1).

133322009 is an equidigital number, since it uses as much as digits as its factorization.

133322009 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 972, while the sum is 23.

The square root of 133322009 is about 11546.5150153629. The cubic root of 133322009 is about 510.8584912805.

The spelling of 133322009 in words is "one hundred thirty-three million, three hundred twenty-two thousand, nine".