41340521 has 2 divisors, whose sum is σ = 41340522. Its totient is φ = 41340520.

The previous prime is 41340503. The next prime is 41340529. The reversal of 41340521 is 12504314.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 23658496 + 17682025 = 4864^2 + 4205^2 .

It is a cyclic number.

It is not a de Polignac number, because 41340521 - 2¹⁸ = 41078377 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 41340493 and 41340502.

It is not a weakly prime, because it can be changed into another prime (41340529) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20670260 + 20670261.

It is an arithmetic number, because the mean of its divisors is an integer number (20670261).

Almost surely, 2^41340521 is an apocalyptic number.

It is an amenable number.

41340521 is a deficient number, since it is larger than the sum of its proper divisors (1).

41340521 is an equidigital number, since it uses as much as digits as its factorization.

41340521 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 480, while the sum is 20.

The square root of 41340521 is about 6429.6594777640. The cubic root of 41340521 is about 345.7737196451.

Adding to 41340521 its reverse (12504314), we get a palindrome (53844835).

The spelling of 41340521 in words is "forty-one million, three hundred forty thousand, five hundred twenty-one".