323130343 has 2 divisors, whose sum is σ = 323130344. Its totient is φ = 323130342.

The previous prime is 323130331. The next prime is 323130349. The reversal of 323130343 is 343031323.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-323130343 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (323130349) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 161565171 + 161565172.

It is an arithmetic number, because the mean of its divisors is an integer number (161565172).

Almost surely, 2^323130343 is an apocalyptic number.

323130343 is a deficient number, since it is larger than the sum of its proper divisors (1).

323130343 is an equidigital number, since it uses as much as digits as its factorization.

323130343 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1944, while the sum is 22.

The square root of 323130343 is about 17975.8266291150. The cubic root of 323130343 is about 686.2134833252.

Adding to 323130343 its reverse (343031323), we get a palindrome (666161666).

The spelling of 323130343 in words is "three hundred twenty-three million, one hundred thirty thousand, three hundred forty-three".