133010609 has 2 divisors, whose sum is σ = 133010610. Its totient is φ = 133010608.

The previous prime is 133010539. The next prime is 133010623. The reversal of 133010609 is 906010331.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 128482225 + 4528384 = 11335^2 + 2128^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-133010609 is a prime.

It is not a weakly prime, because it can be changed into another prime (133010639) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 66505304 + 66505305.

It is an arithmetic number, because the mean of its divisors is an integer number (66505305).

Almost surely, 2^133010609 is an apocalyptic number.

It is an amenable number.

133010609 is a deficient number, since it is larger than the sum of its proper divisors (1).

133010609 is an equidigital number, since it uses as much as digits as its factorization.

133010609 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 486, while the sum is 23.

The square root of 133010609 is about 11533.0225439821. The cubic root of 133010609 is about 510.4604440971.

The spelling of 133010609 in words is "one hundred thirty-three million, ten thousand, six hundred nine".