133030033 has 2 divisors, whose sum is σ = 133030034. Its totient is φ = 133030032.

The previous prime is 133030019. The next prime is 133030043. The reversal of 133030033 is 330030331.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 131606784 + 1423249 = 11472^2 + 1193^2 .

It is a cyclic number.

It is not a de Polignac number, because 133030033 - 2²¹ = 130932881 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 133029989 and 133030016.

It is not a weakly prime, because it can be changed into another prime (133030043) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 66515016 + 66515017.

It is an arithmetic number, because the mean of its divisors is an integer number (66515017).

Almost surely, 2^133030033 is an apocalyptic number.

It is an amenable number.

133030033 is a deficient number, since it is larger than the sum of its proper divisors (1).

133030033 is an equidigital number, since it uses as much as digits as its factorization.

133030033 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 243, while the sum is 16.

The square root of 133030033 is about 11533.8646168576. The cubic root of 133030033 is about 510.4852909900.

Adding to 133030033 its reverse (330030331), we get a palindrome (463060364).

The spelling of 133030033 in words is "one hundred thirty-three million, thirty thousand, thirty-three".