33025133 has 2 divisors, whose sum is σ = 33025134. Its totient is φ = 33025132.

The previous prime is 33025121. The next prime is 33025159. The reversal of 33025133 is 33152033.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 32924644 + 100489 = 5738^2 + 317^2 .

It is a cyclic number.

It is not a de Polignac number, because 33025133 - 2⁸ = 33024877 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (33025103) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 16512566 + 16512567.

It is an arithmetic number, because the mean of its divisors is an integer number (16512567).

Almost surely, 2^33025133 is an apocalyptic number.

It is an amenable number.

33025133 is a deficient number, since it is larger than the sum of its proper divisors (1).

33025133 is an equidigital number, since it uses as much as digits as its factorization.

33025133 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 810, while the sum is 20.

The square root of 33025133 is about 5746.7497770479. The cubic root of 33025133 is about 320.8348415888.

Adding to 33025133 its reverse (33152033), we get a palindrome (66177166).

The spelling of 33025133 in words is "thirty-three million, twenty-five thousand, one hundred thirty-three".