548705863 has 2 divisors, whose sum is σ = 548705864. Its totient is φ = 548705862.

The previous prime is 548705851. The next prime is 548705879. The reversal of 548705863 is 368507845.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 548705863 - 2²⁹ = 11834951 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (548705263) 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, 274352931 + 274352932.

It is an arithmetic number, because the mean of its divisors is an integer number (274352932).

Almost surely, 2^548705863 is an apocalyptic number.

548705863 is a deficient number, since it is larger than the sum of its proper divisors (1).

548705863 is an equidigital number, since it uses as much as digits as its factorization.

548705863 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 806400, while the sum is 46.

The square root of 548705863 is about 23424.4714561503. The cubic root of 548705863 is about 818.6781513938.

The spelling of 548705863 in words is "five hundred forty-eight million, seven hundred five thousand, eight hundred sixty-three".