543055859 has 2 divisors, whose sum is σ = 543055860. Its totient is φ = 543055858.

The previous prime is 543055817. The next prime is 543055949. The reversal of 543055859 is 958550345.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 543055859 - 2²⁰ = 542007283 is a prime.

It is not a weakly prime, because it can be changed into another prime (543055459) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 271527929 + 271527930.

It is an arithmetic number, because the mean of its divisors is an integer number (271527930).

Almost surely, 2^543055859 is an apocalyptic number.

543055859 is a deficient number, since it is larger than the sum of its proper divisors (1).

543055859 is an equidigital number, since it uses as much as digits as its factorization.

543055859 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 540000, while the sum is 44.

The square root of 543055859 is about 23303.5589342057. The cubic root of 543055859 is about 815.8584849066.

The spelling of 543055859 in words is "five hundred forty-three million, fifty-five thousand, eight hundred fifty-nine".