133033300991 has 2 divisors, whose sum is σ = 133033300992. Its totient is φ = 133033300990.

The previous prime is 133033300973. The next prime is 133033301059. The reversal of 133033300991 is 199003330331.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 133033300991 - 2⁶ = 133033300927 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (133033300921) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 66516650495 + 66516650496.

It is an arithmetic number, because the mean of its divisors is an integer number (66516650496).

Almost surely, 2^133033300991 is an apocalyptic number.

133033300991 is a deficient number, since it is larger than the sum of its proper divisors (1).

133033300991 is an equidigital number, since it uses as much as digits as its factorization.

133033300991 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 19683, while the sum is 35.

The spelling of 133033300991 in words is "one hundred thirty-three billion, thirty-three million, three hundred thousand, nine hundred ninety-one".