41550413 has 2 divisors, whose sum is σ = 41550414. Its totient is φ = 41550412.

The previous prime is 41550403. The next prime is 41550461. The reversal of 41550413 is 31405514.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 40475044 + 1075369 = 6362^2 + 1037^2 .

It is a cyclic number.

It is not a de Polignac number, because 41550413 - 2⁶ = 41550349 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (41550403) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20775206 + 20775207.

It is an arithmetic number, because the mean of its divisors is an integer number (20775207).

Almost surely, 2^41550413 is an apocalyptic number.

It is an amenable number.

41550413 is a deficient number, since it is larger than the sum of its proper divisors (1).

41550413 is an equidigital number, since it uses as much as digits as its factorization.

41550413 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1200, while the sum is 23.

The square root of 41550413 is about 6445.9609834376. The cubic root of 41550413 is about 346.3579136848.

Adding to 41550413 its reverse (31405514), we get a palindrome (72955927).

The spelling of 41550413 in words is "forty-one million, five hundred fifty thousand, four hundred thirteen".