543613841 has 2 divisors, whose sum is σ = 543613842. Its totient is φ = 543613840.

The previous prime is 543613831. The next prime is 543613897. The reversal of 543613841 is 148316345.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 484000000 + 59613841 = 22000^2 + 7721^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-543613841 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (543613831) 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, 271806920 + 271806921.

It is an arithmetic number, because the mean of its divisors is an integer number (271806921).

Almost surely, 2^543613841 is an apocalyptic number.

It is an amenable number.

543613841 is a deficient number, since it is larger than the sum of its proper divisors (1).

543613841 is an equidigital number, since it uses as much as digits as its factorization.

543613841 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 34560, while the sum is 35.

The square root of 543613841 is about 23315.5278945170. The cubic root of 543613841 is about 816.1378168359.

The spelling of 543613841 in words is "five hundred forty-three million, six hundred thirteen thousand, eight hundred forty-one".