543313 has 2 divisors, whose sum is σ = 543314.
Its totient is φ = 543312.
The previous prime is 543311. The next prime is 543341. The reversal of 543313 is 313345.
Adding to 543313 its reverse (313345), we get a palindrome (856658).
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 543169 + 144 = 737^2 + 12^2
543313 is a truncatable prime.
It is a cyclic number.
It is not a de Polignac number, because 543313 - 21 = 543311 is a prime.
Together with 543311, it forms a pair of twin primes.
It is not a weakly prime, because it can be changed into another prime (543311) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (7) of ones.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 271656 + 271657.
It is an arithmetic number, because the mean of its divisors is an integer number (271657).
2543313 is an apocalyptic number.
It is an amenable number.
543313 is a deficient number, since it is larger than the sum of its proper divisors (1).
543313 is an equidigital number, since it uses as much as digits as its factorization.
543313 is an odious number, because the sum of its binary digits is odd.
The product of its digits is 540, while the sum is 19.
The square root of 543313 is about 737.0976868774.
The cubic root of 543313 is about 81.5987236280.
The spelling of 543313 in words is "five hundred forty-three thousand, three hundred thirteen".