42841171 has 2 divisors, whose sum is σ = 42841172. Its totient is φ = 42841170.

The previous prime is 42841151. The next prime is 42841177. The reversal of 42841171 is 17114824.

42841171 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 is a cyclic number.

It is not a de Polignac number, because 42841171 - 2⁹ = 42840659 is a prime.

It is not a weakly prime, because it can be changed into another prime (42841177) 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, 21420585 + 21420586.

It is an arithmetic number, because the mean of its divisors is an integer number (21420586).

Almost surely, 2^42841171 is an apocalyptic number.

42841171 is a deficient number, since it is larger than the sum of its proper divisors (1).

42841171 is an equidigital number, since it uses as much as digits as its factorization.

42841171 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1792, while the sum is 28.

The square root of 42841171 is about 6545.3167226651. The cubic root of 42841171 is about 349.9079240787.

Adding to 42841171 its reverse (17114824), we get a palindrome (59955995).

The spelling of 42841171 in words is "forty-two million, eight hundred forty-one thousand, one hundred seventy-one".