324342653 has 2 divisors, whose sum is σ = 324342654. Its totient is φ = 324342652.

The previous prime is 324342607. The next prime is 324342661. The reversal of 324342653 is 356243423.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 222695929 + 101646724 = 14923^2 + 10082^2 .

It is a cyclic number.

It is not a de Polignac number, because 324342653 - 2⁶ = 324342589 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (324342353) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 162171326 + 162171327.

It is an arithmetic number, because the mean of its divisors is an integer number (162171327).

Almost surely, 2^324342653 is an apocalyptic number.

It is an amenable number.

324342653 is a deficient number, since it is larger than the sum of its proper divisors (1).

324342653 is an equidigital number, since it uses as much as digits as its factorization.

324342653 is an evil number, because the sum of its binary digits is even.

The product of its digits is 51840, while the sum is 32.

The square root of 324342653 is about 18009.5156236918. The cubic root of 324342653 is about 687.0705835423.

The spelling of 324342653 in words is "three hundred twenty-four million, three hundred forty-two thousand, six hundred fifty-three".