323230993 has 2 divisors, whose sum is σ = 323230994. Its totient is φ = 323230992.

The previous prime is 323230991. The next prime is 323231011. The reversal of 323230993 is 399032323.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 261404224 + 61826769 = 16168^2 + 7863^2 .

It is a cyclic number.

It is not a de Polignac number, because 323230993 - 2¹ = 323230991 is a prime.

Together with 323230991, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (323230991) 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, 161615496 + 161615497.

It is an arithmetic number, because the mean of its divisors is an integer number (161615497).

Almost surely, 2^323230993 is an apocalyptic number.

It is an amenable number.

323230993 is a deficient number, since it is larger than the sum of its proper divisors (1).

323230993 is an equidigital number, since it uses as much as digits as its factorization.

323230993 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 26244, while the sum is 34.

The square root of 323230993 is about 17978.6260042307. The cubic root of 323230993 is about 686.2847241507.

It can be divided in two parts, 3232 and 30993, that added together give a square (34225 = 185²).

The spelling of 323230993 in words is "three hundred twenty-three million, two hundred thirty thousand, nine hundred ninety-three".