323503123 has 2 divisors, whose sum is σ = 323503124. Its totient is φ = 323503122.

The previous prime is 323503111. The next prime is 323503127. The reversal of 323503123 is 321305323.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 323503123 - 2¹⁷ = 323372051 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 323503094 and 323503103.

It is not a weakly prime, because it can be changed into another prime (323503127) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 161751561 + 161751562.

It is an arithmetic number, because the mean of its divisors is an integer number (161751562).

Almost surely, 2^323503123 is an apocalyptic number.

323503123 is a deficient number, since it is larger than the sum of its proper divisors (1).

323503123 is an equidigital number, since it uses as much as digits as its factorization.

323503123 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1620, while the sum is 22.

The square root of 323503123 is about 17986.1925654097. The cubic root of 323503123 is about 686.4772657896.

Adding to 323503123 its reverse (321305323), we get a palindrome (644808446).

The spelling of 323503123 in words is "three hundred twenty-three million, five hundred three thousand, one hundred twenty-three".