41871897422189 has 2 divisors, whose sum is σ = 41871897422190. Its totient is φ = 41871897422188.

The previous prime is 41871897422153. The next prime is 41871897422323. The reversal of 41871897422189 is 98122479817814.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 40764930406564 + 1106967015625 = 6384742^2 + 1052125^2 .

It is a cyclic number.

It is not a de Polignac number, because 41871897422189 - 2²⁰ = 41871896373613 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (41871897422149) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20935948711094 + 20935948711095.

It is an arithmetic number, because the mean of its divisors is an integer number (20935948711095).

Almost surely, 2^{41871897422189} is an apocalyptic number.

It is an amenable number.

41871897422189 is a deficient number, since it is larger than the sum of its proper divisors (1).

41871897422189 is an equidigital number, since it uses as much as digits as its factorization.

41871897422189 is an evil number, because the sum of its binary digits is even.

The product of its digits is 130056192, while the sum is 71.

The spelling of 41871897422189 in words is "forty-one trillion, eight hundred seventy-one billion, eight hundred ninety-seven million, four hundred twenty-two thousand, one hundred eighty-nine".