516323 has 2 divisors, whose sum is σ = 516324. Its totient is φ = 516322.

The previous prime is 516319. The next prime is 516349. The reversal of 516323 is 323615.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 516323 - 2² = 516319 is a prime.

It is a zygodrome in base 2.

It is a junction number, because it is equal to n+sod(n) for n = 516295 and 516304.

It is not a weakly prime, because it can be changed into another prime (516023) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 258161 + 258162.

It is an arithmetic number, because the mean of its divisors is an integer number (258162).

2⁵¹⁶³²³ is an apocalyptic number.

516323 is a deficient number, since it is larger than the sum of its proper divisors (1).

516323 is an equidigital number, since it uses as much as digits as its factorization.

516323 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 540, while the sum is 20.

The square root of 516323 is about 718.5561912613. The cubic root of 516323 is about 80.2245255142.

Adding to 516323 its reverse (323615), we get a palindrome (839938).

The spelling of 516323 in words is "five hundred sixteen thousand, three hundred twenty-three".