133360789 has 2 divisors, whose sum is σ = 133360790. Its totient is φ = 133360788.

The previous prime is 133360783. The next prime is 133360793. The reversal of 133360789 is 987063331.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 104898564 + 28462225 = 10242^2 + 5335^2 .

It is a cyclic number.

It is not a de Polignac number, because 133360789 - 2³ = 133360781 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (133360781) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 66680394 + 66680395.

It is an arithmetic number, because the mean of its divisors is an integer number (66680395).

Almost surely, 2^133360789 is an apocalyptic number.

It is an amenable number.

133360789 is a deficient number, since it is larger than the sum of its proper divisors (1).

133360789 is an equidigital number, since it uses as much as digits as its factorization.

133360789 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 81648, while the sum is 40.

The square root of 133360789 is about 11548.1941878373. The cubic root of 133360789 is about 510.9080184163.

The spelling of 133360789 in words is "one hundred thirty-three million, three hundred sixty thousand, seven hundred eighty-nine".