324320123 has 4 divisors (see below), whose sum is σ = 324390000. Its totient is φ = 324250248.

The previous prime is 324320111. The next prime is 324320131. The reversal of 324320123 is 321023423.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 324320123 - 2⁴ = 324320107 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 324320095 and 324320104.

It is not an unprimeable number, because it can be changed into a prime (324320023) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 27440 + ... + 37437.

It is an arithmetic number, because the mean of its divisors is an integer number (81097500).

Almost surely, 2^324320123 is an apocalyptic number.

324320123 is a deficient number, since it is larger than the sum of its proper divisors (69877).

324320123 is an equidigital number, since it uses as much as digits as its factorization.

324320123 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 69876.

The product of its (nonzero) digits is 864, while the sum is 20.

The square root of 324320123 is about 18008.8901101650. The cubic root of 324320123 is about 687.0546743811.

Adding to 324320123 its reverse (321023423), we get a palindrome (645343546).

The spelling of 324320123 in words is "three hundred twenty-four million, three hundred twenty thousand, one hundred twenty-three".