548439079 has 2 divisors, whose sum is σ = 548439080. Its totient is φ = 548439078.

The previous prime is 548439013. The next prime is 548439103. The reversal of 548439079 is 970934845.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 548439079 - 2¹³ = 548430887 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (548439179) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 274219539 + 274219540.

It is an arithmetic number, because the mean of its divisors is an integer number (274219540).

Almost surely, 2^548439079 is an apocalyptic number.

548439079 is a deficient number, since it is larger than the sum of its proper divisors (1).

548439079 is an equidigital number, since it uses as much as digits as its factorization.

548439079 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1088640, while the sum is 49.

The square root of 548439079 is about 23418.7762062837. The cubic root of 548439079 is about 818.5454478492.

The spelling of 548439079 in words is "five hundred forty-eight million, four hundred thirty-nine thousand, seventy-nine".