34185713 has 2 divisors, whose sum is σ = 34185714. Its totient is φ = 34185712.

The previous prime is 34185673. The next prime is 34185757. The reversal of 34185713 is 31758143.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 20584369 + 13601344 = 4537^2 + 3688^2 .

It is a cyclic number.

It is not a de Polignac number, because 34185713 - 2⁶ = 34185649 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 34185713.

It is not a weakly prime, because it can be changed into another prime (34185763) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 17092856 + 17092857.

It is an arithmetic number, because the mean of its divisors is an integer number (17092857).

Almost surely, 2^34185713 is an apocalyptic number.

It is an amenable number.

34185713 is a deficient number, since it is larger than the sum of its proper divisors (1).

34185713 is an equidigital number, since it uses as much as digits as its factorization.

34185713 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 10080, while the sum is 32.

The square root of 34185713 is about 5846.8549665611. The cubic root of 34185713 is about 324.5499506441.

The spelling of 34185713 in words is "thirty-four million, one hundred eighty-five thousand, seven hundred thirteen".