323541613 has 2 divisors, whose sum is σ = 323541614. Its totient is φ = 323541612.

The previous prime is 323541601. The next prime is 323541629. The reversal of 323541613 is 316145323.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 179613604 + 143928009 = 13402^2 + 11997^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-323541613 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (323641613) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 161770806 + 161770807.

It is an arithmetic number, because the mean of its divisors is an integer number (161770807).

Almost surely, 2^323541613 is an apocalyptic number.

It is an amenable number.

323541613 is a deficient number, since it is larger than the sum of its proper divisors (1).

323541613 is an equidigital number, since it uses as much as digits as its factorization.

323541613 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 6480, while the sum is 28.

The square root of 323541613 is about 17987.2625210175. The cubic root of 323541613 is about 686.5044901143.

Adding to 323541613 its reverse (316145323), we get a palindrome (639686936).

The spelling of 323541613 in words is "three hundred twenty-three million, five hundred forty-one thousand, six hundred thirteen".