312324343 has 4 divisors (see below), whose sum is σ = 312607080. Its totient is φ = 312041608.

The previous prime is 312324329. The next prime is 312324359. The reversal of 312324343 is 343423213.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-312324343 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (312324143) 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 3 ways as a sum of consecutive naturals, for example, 139705 + ... + 141922.

It is an arithmetic number, because the mean of its divisors is an integer number (78151770).

Almost surely, 2^312324343 is an apocalyptic number.

312324343 is a deficient number, since it is larger than the sum of its proper divisors (282737).

312324343 is a wasteful number, since it uses less digits than its factorization.

312324343 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 282736.

The product of its digits is 5184, while the sum is 25.

The square root of 312324343 is about 17672.7005010553. The cubic root of 312324343 is about 678.4772319297.

Adding to 312324343 its reverse (343423213), we get a palindrome (655747556).

The spelling of 312324343 in words is "three hundred twelve million, three hundred twenty-four thousand, three hundred forty-three".