133297589 has 2 divisors, whose sum is σ = 133297590. Its totient is φ = 133297588.

The previous prime is 133297513. The next prime is 133297603. The reversal of 133297589 is 985792331.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 129572689 + 3724900 = 11383^2 + 1930^2 .

It is a cyclic number.

It is not a de Polignac number, because 133297589 - 2¹⁶ = 133232053 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (133297189) 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, 66648794 + 66648795.

It is an arithmetic number, because the mean of its divisors is an integer number (66648795).

Almost surely, 2^133297589 is an apocalyptic number.

It is an amenable number.

133297589 is a deficient number, since it is larger than the sum of its proper divisors (1).

133297589 is an equidigital number, since it uses as much as digits as its factorization.

133297589 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 408240, while the sum is 47.

The square root of 133297589 is about 11545.4575050104. The cubic root of 133297589 is about 510.8272988159.

The spelling of 133297589 in words is "one hundred thirty-three million, two hundred ninety-seven thousand, five hundred eighty-nine".