548041553 has 2 divisors, whose sum is σ = 548041554. Its totient is φ = 548041552.

The previous prime is 548041541. The next prime is 548041577. The reversal of 548041553 is 355140845.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 410143504 + 137898049 = 20252^2 + 11743^2 .

It is a cyclic number.

It is not a de Polignac number, because 548041553 - 2⁴ = 548041537 is a prime.

It is not a weakly prime, because it can be changed into another prime (548041853) 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, 274020776 + 274020777.

It is an arithmetic number, because the mean of its divisors is an integer number (274020777).

Almost surely, 2^548041553 is an apocalyptic number.

It is an amenable number.

548041553 is a deficient number, since it is larger than the sum of its proper divisors (1).

548041553 is an equidigital number, since it uses as much as digits as its factorization.

548041553 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 48000, while the sum is 35.

The square root of 548041553 is about 23410.2873327091. The cubic root of 548041553 is about 818.3476308322.

The spelling of 548041553 in words is "five hundred forty-eight million, forty-one thousand, five hundred fifty-three".