841020041 has 2 divisors, whose sum is σ = 841020042. Its totient is φ = 841020040.

The previous prime is 841020023. The next prime is 841020067. The reversal of 841020041 is 140020148.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 827770441 + 13249600 = 28771^2 + 3640^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-841020041 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 841019995 and 841020022.

It is not a weakly prime, because it can be changed into another prime (841020071) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 420510020 + 420510021.

It is an arithmetic number, because the mean of its divisors is an integer number (420510021).

Almost surely, 2^841020041 is an apocalyptic number.

It is an amenable number.

841020041 is a deficient number, since it is larger than the sum of its proper divisors (1).

841020041 is an equidigital number, since it uses as much as digits as its factorization.

841020041 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 256, while the sum is 20.

The square root of 841020041 is about 29000.3455324243. The cubic root of 841020041 is about 943.9205654846.

Adding to 841020041 its reverse (140020148), we get a palindrome (981040189).

The spelling of 841020041 in words is "eight hundred forty-one million, twenty thousand, forty-one".