41306521 has 2 divisors, whose sum is σ = 41306522. Its totient is φ = 41306520.

The previous prime is 41306501. The next prime is 41306537. The reversal of 41306521 is 12560314.

41306521 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., 40182921 + 1123600 = 6339^2 + 1060^2 .

It is a cyclic number.

It is not a de Polignac number, because 41306521 - 2⁹ = 41306009 is a prime.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 41306492 and 41306501.

It is not a weakly prime, because it can be changed into another prime (41306501) 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, 20653260 + 20653261.

It is an arithmetic number, because the mean of its divisors is an integer number (20653261).

Almost surely, 2^41306521 is an apocalyptic number.

It is an amenable number.

41306521 is a deficient number, since it is larger than the sum of its proper divisors (1).

41306521 is an equidigital number, since it uses as much as digits as its factorization.

41306521 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 720, while the sum is 22.

The square root of 41306521 is about 6427.0149369672. The cubic root of 41306521 is about 345.6789012070.

Adding to 41306521 its reverse (12560314), we get a palindrome (53866835).

The spelling of 41306521 in words is "forty-one million, three hundred six thousand, five hundred twenty-one".