831323 has 2 divisors, whose sum is σ = 831324. Its totient is φ = 831322.

The previous prime is 831301. The next prime is 831329. The reversal of 831323 is 323138.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 831323 - 2⁸ = 831067 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 831295 and 831304.

It is not a weakly prime, because it can be changed into another prime (831329) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 415661 + 415662.

It is an arithmetic number, because the mean of its divisors is an integer number (415662).

2⁸³¹³²³ is an apocalyptic number.

831323 is a deficient number, since it is larger than the sum of its proper divisors (1).

831323 is an equidigital number, since it uses as much as digits as its factorization.

831323 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 432, while the sum is 20.

The square root of 831323 is about 911.7691593819. The cubic root of 831323 is about 94.0278701123.

The spelling of 831323 in words is "eight hundred thirty-one thousand, three hundred twenty-three".