548980057 has 2 divisors, whose sum is σ = 548980058. Its totient is φ = 548980056.

The previous prime is 548980051. The next prime is 548980067. The reversal of 548980057 is 750089845.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 407393856 + 141586201 = 20184^2 + 11899^2 .

It is a cyclic number.

It is not a de Polignac number, because 548980057 - 2³ = 548980049 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 548979989 and 548980016.

It is not a weakly prime, because it can be changed into another prime (548980051) 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, 274490028 + 274490029.

It is an arithmetic number, because the mean of its divisors is an integer number (274490029).

Almost surely, 2^548980057 is an apocalyptic number.

It is an amenable number.

548980057 is a deficient number, since it is larger than the sum of its proper divisors (1).

548980057 is an equidigital number, since it uses as much as digits as its factorization.

548980057 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 403200, while the sum is 46.

The square root of 548980057 is about 23430.3234506056. The cubic root of 548980057 is about 818.8144960012.

The spelling of 548980057 in words is "five hundred forty-eight million, nine hundred eighty thousand, fifty-seven".