323401403 has 8 divisors (see below), whose sum is σ = 350938896. Its totient is φ = 296244000.

The previous prime is 323401343. The next prime is 323401411. The reversal of 323401403 is 304104323.

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

It is not a de Polignac number, because 323401403 - 2⁶ = 323401339 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (323401433) 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 in 7 ways as a sum of consecutive naturals, for example, 93248 + ... + 96653.

It is an arithmetic number, because the mean of its divisors is an integer number (43867362).

Almost surely, 2^323401403 is an apocalyptic number.

323401403 is a deficient number, since it is larger than the sum of its proper divisors (27537493).

323401403 is a wasteful number, since it uses less digits than its factorization.

323401403 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 190045.

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

The square root of 323401403 is about 17983.3646184467. The cubic root of 323401403 is about 686.4053079191.

Adding to 323401403 its reverse (304104323), we get a palindrome (627505726).

The spelling of 323401403 in words is "three hundred twenty-three million, four hundred one thousand, four hundred three".