133020608009 has 2 divisors, whose sum is σ = 133020608010. Its totient is φ = 133020608008.

The previous prime is 133020607981. The next prime is 133020608011. The reversal of 133020608009 is 900806020331.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 115619040784 + 17401567225 = 340028^2 + 131915^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-133020608009 is a prime.

It is a Sophie Germain prime.

Together with 133020608011, it forms a pair of twin primes.

It is a Chen prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (133020608089) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 66510304004 + 66510304005.

It is an arithmetic number, because the mean of its divisors is an integer number (66510304005).

Almost surely, 2^133020608009 is an apocalyptic number.

It is an amenable number.

133020608009 is a deficient number, since it is larger than the sum of its proper divisors (1).

133020608009 is an equidigital number, since it uses as much as digits as its factorization.

133020608009 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 7776, while the sum is 32.

The spelling of 133020608009 in words is "one hundred thirty-three billion, twenty million, six hundred eight thousand, nine".