41641261 has 2 divisors, whose sum is σ = 41641262. Its totient is φ = 41641260.

The previous prime is 41641241. The next prime is 41641289. The reversal of 41641261 is 16214614.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 39300361 + 2340900 = 6269^2 + 1530^2 .

It is a cyclic number.

It is not a de Polignac number, because 41641261 - 2¹⁵ = 41608493 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (41641241) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20820630 + 20820631.

It is an arithmetic number, because the mean of its divisors is an integer number (20820631).

Almost surely, 2^41641261 is an apocalyptic number.

It is an amenable number.

41641261 is a deficient number, since it is larger than the sum of its proper divisors (1).

41641261 is an equidigital number, since it uses as much as digits as its factorization.

41641261 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1152, while the sum is 25.

The square root of 41641261 is about 6453.0040291325. The cubic root of 41641261 is about 346.6101616279.

Adding to 41641261 its reverse (16214614), we get a palindrome (57855875).

The spelling of 41641261 in words is "forty-one million, six hundred forty-one thousand, two hundred sixty-one".