41564441 has 2 divisors, whose sum is σ = 41564442. Its totient is φ = 41564440.

The previous prime is 41564417. The next prime is 41564443. The reversal of 41564441 is 14446514.

41564441 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., 37258816 + 4305625 = 6104^2 + 2075^2 .

It is a cyclic number.

It is not a de Polignac number, because 41564441 - 2⁶ = 41564377 is a prime.

It is a Sophie Germain prime.

Together with 41564443, it forms a pair of twin primes.

It is a Chen prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (41564443) 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, 20782220 + 20782221.

It is an arithmetic number, because the mean of its divisors is an integer number (20782221).

Almost surely, 2^41564441 is an apocalyptic number.

It is an amenable number.

41564441 is a deficient number, since it is larger than the sum of its proper divisors (1).

41564441 is an equidigital number, since it uses as much as digits as its factorization.

41564441 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 7680, while the sum is 29.

The square root of 41564441 is about 6447.0490148594. The cubic root of 41564441 is about 346.3968877228.

The spelling of 41564441 in words is "forty-one million, five hundred sixty-four thousand, four hundred forty-one".