33134729 has 2 divisors, whose sum is σ = 33134730. Its totient is φ = 33134728.

The previous prime is 33134723. The next prime is 33134737. The reversal of 33134729 is 92743133.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 27541504 + 5593225 = 5248^2 + 2365^2 .

It is a cyclic number.

It is not a de Polignac number, because 33134729 - 2⁸ = 33134473 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 33134695 and 33134704.

It is not a weakly prime, because it can be changed into another prime (33134723) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 16567364 + 16567365.

It is an arithmetic number, because the mean of its divisors is an integer number (16567365).

Almost surely, 2^33134729 is an apocalyptic number.

It is an amenable number.

33134729 is a deficient number, since it is larger than the sum of its proper divisors (1).

33134729 is an equidigital number, since it uses as much as digits as its factorization.

33134729 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 13608, while the sum is 32.

The square root of 33134729 is about 5756.2773560696. The cubic root of 33134729 is about 321.1893533162.

The spelling of 33134729 in words is "thirty-three million, one hundred thirty-four thousand, seven hundred twenty-nine".