343323543 has 16 divisors (see below), whose sum is σ = 477222912. Its totient is φ = 219300000.

The previous prime is 343323529. The next prime is 343323557. The reversal of 343323543 is 345323343.

It is an interprime number because it is at equal distance from previous prime (343323529) and next prime (343323557).

It is not a de Polignac number, because 343323543 - 2⁶ = 343323479 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 343323543.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (343328543) 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 15 ways as a sum of consecutive naturals, for example, 8883 + ... + 27668.

It is an arithmetic number, because the mean of its divisors is an integer number (29826432).

Almost surely, 2^343323543 is an apocalyptic number.

343323543 is a deficient number, since it is larger than the sum of its proper divisors (133899369).

343323543 is a wasteful number, since it uses less digits than its factorization.

343323543 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36686.

The product of its digits is 38880, while the sum is 30.

The square root of 343323543 is about 18528.9919585497. The cubic root of 343323543 is about 700.2200281111.

Adding to 343323543 its reverse (345323343), we get a palindrome (688646886).

The spelling of 343323543 in words is "three hundred forty-three million, three hundred twenty-three thousand, five hundred forty-three".