41556563 has 2 divisors, whose sum is σ = 41556564. Its totient is φ = 41556562.

The previous prime is 41556539. The next prime is 41556583. The reversal of 41556563 is 36565514.

41556563 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 is a cyclic number.

It is not a de Polignac number, because 41556563 - 2⁶ = 41556499 is a prime.

It is a Sophie Germain prime.

It is not a weakly prime, because it can be changed into another prime (41556583) 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, 20778281 + 20778282.

It is an arithmetic number, because the mean of its divisors is an integer number (20778282).

Almost surely, 2^41556563 is an apocalyptic number.

41556563 is a deficient number, since it is larger than the sum of its proper divisors (1).

41556563 is an equidigital number, since it uses as much as digits as its factorization.

41556563 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 54000, while the sum is 35.

The square root of 41556563 is about 6446.4380086991. The cubic root of 41556563 is about 346.3750013295.

The spelling of 41556563 in words is "forty-one million, five hundred fifty-six thousand, five hundred sixty-three".