320313323 has 8 divisors (see below), whose sum is σ = 361482480. Its totient is φ = 281152480.

The previous prime is 320313317. The next prime is 320313373. The reversal of 320313323 is 323313023.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 320313323 - 2⁴ = 320313307 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 320313295 and 320313304.

It is not an unprimeable number, because it can be changed into a prime (320313313) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 501740 + ... + 502377.

It is an arithmetic number, because the mean of its divisors is an integer number (45185310).

Almost surely, 2^320313323 is an apocalyptic number.

320313323 is a deficient number, since it is larger than the sum of its proper divisors (41169157).

320313323 is a wasteful number, since it uses less digits than its factorization.

320313323 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1004157.

The product of its (nonzero) digits is 972, while the sum is 20.

The square root of 320313323 is about 17897.2993214060. The cubic root of 320313323 is about 684.2135453471.

Adding to 320313323 its reverse (323313023), we get a palindrome (643626346).

The spelling of 320313323 in words is "three hundred twenty million, three hundred thirteen thousand, three hundred twenty-three".