41944013 has 2 divisors, whose sum is σ = 41944014. Its totient is φ = 41944012.

The previous prime is 41944003. The next prime is 41944043. The reversal of 41944013 is 31044914.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 31787044 + 10156969 = 5638^2 + 3187^2 .

It is a cyclic number.

It is not a de Polignac number, because 41944013 - 2⁴ = 41943997 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (41944003) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20972006 + 20972007.

It is an arithmetic number, because the mean of its divisors is an integer number (20972007).

Almost surely, 2^41944013 is an apocalyptic number.

It is an amenable number.

41944013 is a deficient number, since it is larger than the sum of its proper divisors (1).

41944013 is an equidigital number, since it uses as much as digits as its factorization.

41944013 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1728, while the sum is 26.

The square root of 41944013 is about 6476.4197671244. The cubic root of 41944013 is about 347.4481415981.

Adding to 41944013 its reverse (31044914), we get a palindrome (72988927).

The spelling of 41944013 in words is "forty-one million, nine hundred forty-four thousand, thirteen".