320001323 has 8 divisors (see below), whose sum is σ = 334269600. Its totient is φ = 305762688.

The previous prime is 320001317. The next prime is 320001347. The reversal of 320001323 is 323100023.

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 320001323 - 2⁴ = 320001307 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 320001298 and 320001307.

It is not an unprimeable number, because it can be changed into a prime (320001373) 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, 16313 + ... + 30101.

It is an arithmetic number, because the mean of its divisors is an integer number (41783700).

Almost surely, 2^320001323 is an apocalyptic number.

320001323 is a deficient number, since it is larger than the sum of its proper divisors (14268277).

320001323 is a wasteful number, since it uses less digits than its factorization.

320001323 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14821.

The product of its (nonzero) digits is 108, while the sum is 14.

The square root of 320001323 is about 17888.5807989343. The cubic root of 320001323 is about 683.9913212936.

Adding to 320001323 its reverse (323100023), we get a palindrome (643101346).

The spelling of 320001323 in words is "three hundred twenty million, one thousand, three hundred twenty-three".