543144559 has 2 divisors, whose sum is σ = 543144560. Its totient is φ = 543144558.

The previous prime is 543144541. The next prime is 543144593. The reversal of 543144559 is 955441345.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 543144559 - 2⁵ = 543144527 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (543144529) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 271572279 + 271572280.

It is an arithmetic number, because the mean of its divisors is an integer number (271572280).

Almost surely, 2^543144559 is an apocalyptic number.

543144559 is a deficient number, since it is larger than the sum of its proper divisors (1).

543144559 is an equidigital number, since it uses as much as digits as its factorization.

543144559 is an evil number, because the sum of its binary digits is even.

The product of its digits is 216000, while the sum is 40.

The square root of 543144559 is about 23305.4619992825. The cubic root of 543144559 is about 815.9029018892.

The spelling of 543144559 in words is "five hundred forty-three million, one hundred forty-four thousand, five hundred fifty-nine".