41818541 has 2 divisors, whose sum is σ = 41818542. Its totient is φ = 41818540.

The previous prime is 41818507. The next prime is 41818583. The reversal of 41818541 is 14581814.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 39112516 + 2706025 = 6254^2 + 1645^2 .

It is a cyclic number.

It is not a de Polignac number, because 41818541 - 2⁶ = 41818477 is a prime.

It is a Sophie Germain prime.

It is an alternating number because its digits alternate between even and odd.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 41818498 and 41818507.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (41818501) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20909270 + 20909271.

It is an arithmetic number, because the mean of its divisors is an integer number (20909271).

Almost surely, 2^41818541 is an apocalyptic number.

It is an amenable number.

41818541 is a deficient number, since it is larger than the sum of its proper divisors (1).

41818541 is an equidigital number, since it uses as much as digits as its factorization.

41818541 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 5120, while the sum is 32.

The square root of 41818541 is about 6466.7256784249. The cubic root of 41818541 is about 347.1013415602.

The spelling of 41818541 in words is "forty-one million, eight hundred eighteen thousand, five hundred forty-one".