423340314323 has 2 divisors, whose sum is σ = 423340314324. Its totient is φ = 423340314322.

The previous prime is 423340314223. The next prime is 423340314349. The reversal of 423340314323 is 323413043324.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 423340314323 - 2³² = 419045347027 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 423340314323.

It is not a weakly prime, because it can be changed into another prime (423340314223) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 211670157161 + 211670157162.

It is an arithmetic number, because the mean of its divisors is an integer number (211670157162).

Almost surely, 2^423340314323 is an apocalyptic number.

423340314323 is a deficient number, since it is larger than the sum of its proper divisors (1).

423340314323 is an equidigital number, since it uses as much as digits as its factorization.

423340314323 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 62208, while the sum is 32.

Adding to 423340314323 its reverse (323413043324), we get a palindrome (746753357647).

The spelling of 423340314323 in words is "four hundred twenty-three billion, three hundred forty million, three hundred fourteen thousand, three hundred twenty-three".