512323 has 4 divisors (see below), whose sum is σ = 585520. Its totient is φ = 439128.

The previous prime is 512321. The next prime is 512333. The reversal of 512323 is 323215.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 512323 - 2¹ = 512321 is a prime.

It is a Duffinian number.

512323 is a lucky number.

It is a junction number, because it is equal to n+sod(n) for n = 512297 and 512306.

It is not an unprimeable number, because it can be changed into a prime (512321) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 36588 + ... + 36601.

It is an arithmetic number, because the mean of its divisors is an integer number (146380).

2⁵¹²³²³ is an apocalyptic number.

512323 is a deficient number, since it is larger than the sum of its proper divisors (73197).

512323 is an equidigital number, since it uses as much as digits as its factorization.

512323 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 73196.

The product of its digits is 180, while the sum is 16.

The square root of 512323 is about 715.7674203259. The cubic root of 512323 is about 80.0168193803.

Adding to 512323 its reverse (323215), we get a palindrome (835538).

The spelling of 512323 in words is "five hundred twelve thousand, three hundred twenty-three".