548501 has 2 divisors, whose sum is σ = 548502. Its totient is φ = 548500.

The previous prime is 548489. The next prime is 548503. The reversal of 548501 is 105845.

548501 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 442225 + 106276 = 665^2 + 326^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-548501 is a prime.

Together with 548503, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (548503) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 274250 + 274251.

It is an arithmetic number, because the mean of its divisors is an integer number (274251).

2⁵⁴⁸⁵⁰¹ is an apocalyptic number.

It is an amenable number.

548501 is a deficient number, since it is larger than the sum of its proper divisors (1).

548501 is an equidigital number, since it uses as much as digits as its factorization.

548501 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 800, while the sum is 23.

The square root of 548501 is about 740.6085335722. The cubic root of 548501 is about 81.8576252392.

The spelling of 548501 in words is "five hundred forty-eight thousand, five hundred one".