543342343 has 4 divisors (see below), whose sum is σ = 543417040. Its totient is φ = 543267648.

The previous prime is 543342277. The next prime is 543342353. The reversal of 543342343 is 343243345.

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 543342343 - 2²⁹ = 6471431 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 (543342353) 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, 25098 + ... + 41431.

It is an arithmetic number, because the mean of its divisors is an integer number (135854260).

Almost surely, 2^543342343 is an apocalyptic number.

543342343 is a deficient number, since it is larger than the sum of its proper divisors (74697).

543342343 is an equidigital number, since it uses as much as digits as its factorization.

543342343 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 74696.

The product of its digits is 51840, while the sum is 31.

The square root of 543342343 is about 23309.7049101871. The cubic root of 543342343 is about 816.0019258373.

Adding to 543342343 its reverse (343243345), we get a palindrome (886585688).

The spelling of 543342343 in words is "five hundred forty-three million, three hundred forty-two thousand, three hundred forty-three".