543459941 has 2 divisors, whose sum is σ = 543459942. Its totient is φ = 543459940.

The previous prime is 543459883. The next prime is 543459947. The reversal of 543459941 is 149954345.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 340254916 + 203205025 = 18446^2 + 14255^2 .

It is a cyclic number.

It is not a de Polignac number, because 543459941 - 2¹⁰ = 543458917 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 543459892 and 543459901.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (543459947) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 271729970 + 271729971.

It is an arithmetic number, because the mean of its divisors is an integer number (271729971).

Almost surely, 2^543459941 is an apocalyptic number.

It is an amenable number.

543459941 is a deficient number, since it is larger than the sum of its proper divisors (1).

543459941 is an equidigital number, since it uses as much as digits as its factorization.

543459941 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 388800, while the sum is 44.

The square root of 543459941 is about 23312.2272852681. The cubic root of 543459941 is about 816.0607918994.

The spelling of 543459941 in words is "five hundred forty-three million, four hundred fifty-nine thousand, nine hundred forty-one".