323193049 has 2 divisors, whose sum is σ = 323193050. Its totient is φ = 323193048.

The previous prime is 323193047. The next prime is 323193053. The reversal of 323193049 is 940391323.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 248629824 + 74563225 = 15768^2 + 8635^2 .

It is a cyclic number.

It is not a de Polignac number, because 323193049 - 2¹ = 323193047 is a prime.

Together with 323193047, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (323193043) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 161596524 + 161596525.

It is an arithmetic number, because the mean of its divisors is an integer number (161596525).

Almost surely, 2^323193049 is an apocalyptic number.

It is an amenable number.

323193049 is a deficient number, since it is larger than the sum of its proper divisors (1).

323193049 is an equidigital number, since it uses as much as digits as its factorization.

323193049 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 17496, while the sum is 34.

The square root of 323193049 is about 17977.5707202058. The cubic root of 323193049 is about 686.2578688396.

The spelling of 323193049 in words is "three hundred twenty-three million, one hundred ninety-three thousand, forty-nine".