41421043163 has 2 divisors, whose sum is σ = 41421043164. Its totient is φ = 41421043162.

The previous prime is 41421043123. The next prime is 41421043187. The reversal of 41421043163 is 36134012414.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 41421043163 - 2¹⁰ = 41421042139 is a prime.

It is a super-2 number, since 2×41421043163² (a number of 22 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (41421043123) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20710521581 + 20710521582.

It is an arithmetic number, because the mean of its divisors is an integer number (20710521582).

Almost surely, 2^41421043163 is an apocalyptic number.

41421043163 is a deficient number, since it is larger than the sum of its proper divisors (1).

41421043163 is an equidigital number, since it uses as much as digits as its factorization.

41421043163 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 6912, while the sum is 29.

Adding to 41421043163 its reverse (36134012414), we get a palindrome (77555055577).

The spelling of 41421043163 in words is "forty-one billion, four hundred twenty-one million, forty-three thousand, one hundred sixty-three".