548459 has 2 divisors, whose sum is σ = 548460. Its totient is φ = 548458.

The previous prime is 548453. The next prime is 548461. The reversal of 548459 is 954845.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-548459 is a prime.

It is a Sophie Germain prime.

Together with 548461, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (548453) 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, 274229 + 274230.

It is an arithmetic number, because the mean of its divisors is an integer number (274230).

2⁵⁴⁸⁴⁵⁹ is an apocalyptic number.

548459 is a deficient number, since it is larger than the sum of its proper divisors (1).

548459 is an equidigital number, since it uses as much as digits as its factorization.

548459 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 28800, while the sum is 35.

The square root of 548459 is about 740.5801779686. The cubic root of 548459 is about 81.8555358428.

The spelling of 548459 in words is "five hundred forty-eight thousand, four hundred fifty-nine".