41171168257 has 2 divisors, whose sum is σ = 41171168258. Its totient is φ = 41171168256.

The previous prime is 41171168221. The next prime is 41171168263. The reversal of 41171168257 is 75286117114.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 34151409601 + 7019758656 = 184801^2 + 83784^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-41171168257 is a prime.

It is not a weakly prime, because it can be changed into another prime (41171168557) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20585584128 + 20585584129.

It is an arithmetic number, because the mean of its divisors is an integer number (20585584129).

Almost surely, 2^41171168257 is an apocalyptic number.

It is an amenable number.

41171168257 is a deficient number, since it is larger than the sum of its proper divisors (1).

41171168257 is an equidigital number, since it uses as much as digits as its factorization.

41171168257 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 94080, while the sum is 43.

The spelling of 41171168257 in words is "forty-one billion, one hundred seventy-one million, one hundred sixty-eight thousand, two hundred fifty-seven".