41445917 has 2 divisors, whose sum is σ = 41445918. Its totient is φ = 41445916.

The previous prime is 41445913. The next prime is 41445919. The reversal of 41445917 is 71954414.

41445917 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 can be written as a sum of positive squares in only one way, i.e., 21473956 + 19971961 = 4634^2 + 4469^2 .

It is a cyclic number.

It is not a de Polignac number, because 41445917 - 2² = 41445913 is a prime.

Together with 41445919, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (41445913) 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, 20722958 + 20722959.

It is an arithmetic number, because the mean of its divisors is an integer number (20722959).

Almost surely, 2^41445917 is an apocalyptic number.

It is an amenable number.

41445917 is a deficient number, since it is larger than the sum of its proper divisors (1).

41445917 is an equidigital number, since it uses as much as digits as its factorization.

41445917 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 20160, while the sum is 35.

The square root of 41445917 is about 6437.8503399815. The cubic root of 41445917 is about 346.0673156919.

The spelling of 41445917 in words is "forty-one million, four hundred forty-five thousand, nine hundred seventeen".