41340421 has 2 divisors, whose sum is σ = 41340422. Its totient is φ = 41340420.

The previous prime is 41340367. The next prime is 41340427. The reversal of 41340421 is 12404314.

41340421 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., 24117921 + 17222500 = 4911^2 + 4150^2 .

It is a cyclic number.

It is not a de Polignac number, because 41340421 - 2¹³ = 41332229 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (41340427) 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, 20670210 + 20670211.

It is an arithmetic number, because the mean of its divisors is an integer number (20670211).

Almost surely, 2^41340421 is an apocalyptic number.

It is an amenable number.

41340421 is a deficient number, since it is larger than the sum of its proper divisors (1).

41340421 is an equidigital number, since it uses as much as digits as its factorization.

41340421 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 384, while the sum is 19.

The square root of 41340421 is about 6429.6517012977. The cubic root of 41340421 is about 345.7734408435.

Adding to 41340421 its reverse (12404314), we get a palindrome (53744735).

The spelling of 41340421 in words is "forty-one million, three hundred forty thousand, four hundred twenty-one".