543341611 has 2 divisors, whose sum is σ = 543341612. Its totient is φ = 543341610.

The previous prime is 543341609. The next prime is 543341647. The reversal of 543341611 is 116143345.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 543341611 - 2¹ = 543341609 is a prime.

Together with 543341609, it forms a pair of twin primes.

It is a self number, because there is not a number n which added to its sum of digits gives 543341611.

It is not a weakly prime, because it can be changed into another prime (543341671) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 271670805 + 271670806.

It is an arithmetic number, because the mean of its divisors is an integer number (271670806).

Almost surely, 2^543341611 is an apocalyptic number.

543341611 is a deficient number, since it is larger than the sum of its proper divisors (1).

543341611 is an equidigital number, since it uses as much as digits as its factorization.

543341611 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 4320, while the sum is 28.

The square root of 543341611 is about 23309.6892085673. The cubic root of 543341611 is about 816.0015593932.

Adding to 543341611 its reverse (116143345), we get a palindrome (659484956).

It can be divided in two parts, 54334 and 1611, that added together give a triangular number (55945 = T₃₃₄).

The spelling of 543341611 in words is "five hundred forty-three million, three hundred forty-one thousand, six hundred eleven".