557241173 has 2 divisors, whose sum is σ = 557241174. Its totient is φ = 557241172.

The previous prime is 557241149. The next prime is 557241187. The reversal of 557241173 is 371142755.

557241173 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., 556629649 + 611524 = 23593^2 + 782^2 .

It is a cyclic number.

It is not a de Polignac number, because 557241173 - 2⁶ = 557241109 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (557241103) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 278620586 + 278620587.

It is an arithmetic number, because the mean of its divisors is an integer number (278620587).

Almost surely, 2^557241173 is an apocalyptic number.

It is an amenable number.

557241173 is a deficient number, since it is larger than the sum of its proper divisors (1).

557241173 is an equidigital number, since it uses as much as digits as its factorization.

557241173 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 29400, while the sum is 35.

The square root of 557241173 is about 23605.9563034417. The cubic root of 557241173 is about 822.9012700052.

The spelling of 557241173 in words is "five hundred fifty-seven million, two hundred forty-one thousand, one hundred seventy-three".