133003133 has 2 divisors, whose sum is σ = 133003134. Its totient is φ = 133003132.

The previous prime is 133003127. The next prime is 133003151. The reversal of 133003133 is 331300331.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 114019684 + 18983449 = 10678^2 + 4357^2 .

It is a cyclic number.

It is not a de Polignac number, because 133003133 - 2⁶ = 133003069 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (133003333) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 66501566 + 66501567.

It is an arithmetic number, because the mean of its divisors is an integer number (66501567).

Almost surely, 2^133003133 is an apocalyptic number.

It is an amenable number.

133003133 is a deficient number, since it is larger than the sum of its proper divisors (1).

133003133 is an equidigital number, since it uses as much as digits as its factorization.

133003133 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 17.

The square root of 133003133 is about 11532.6984266476. The cubic root of 133003133 is about 510.4508802640.

Adding to 133003133 its reverse (331300331), we get a palindrome (464303464).

The spelling of 133003133 in words is "one hundred thirty-three million, three thousand, one hundred thirty-three".