41983861 has 2 divisors, whose sum is σ = 41983862. Its totient is φ = 41983860.

The previous prime is 41983859. The next prime is 41983883. The reversal of 41983861 is 16838914.

41983861 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 33281361 + 8702500 = 5769^2 + 2950^2 .

It is a cyclic number.

It is not a de Polignac number, because 41983861 - 2¹ = 41983859 is a prime.

Together with 41983859, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (41983801) 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, 20991930 + 20991931.

It is an arithmetic number, because the mean of its divisors is an integer number (20991931).

Almost surely, 2^41983861 is an apocalyptic number.

It is an amenable number.

41983861 is a deficient number, since it is larger than the sum of its proper divisors (1).

41983861 is an equidigital number, since it uses as much as digits as its factorization.

41983861 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 41472, while the sum is 40.

The square root of 41983861 is about 6479.4954278863. The cubic root of 41983861 is about 347.5581352972.

The spelling of 41983861 in words is "forty-one million, nine hundred eighty-three thousand, eight hundred sixty-one".