41641289 has 2 divisors, whose sum is σ = 41641290. Its totient is φ = 41641288.

The previous prime is 41641261. The next prime is 41641321. The reversal of 41641289 is 98214614.

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., 33547264 + 8094025 = 5792^2 + 2845^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-41641289 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (41641489) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20820644 + 20820645.

It is an arithmetic number, because the mean of its divisors is an integer number (20820645).

Almost surely, 2^41641289 is an apocalyptic number.

It is an amenable number.

41641289 is a deficient number, since it is larger than the sum of its proper divisors (1).

41641289 is an equidigital number, since it uses as much as digits as its factorization.

41641289 is an evil number, because the sum of its binary digits is even.

The product of its digits is 13824, while the sum is 35.

The square root of 41641289 is about 6453.0061986643. The cubic root of 41641289 is about 346.6102393159.

The spelling of 41641289 in words is "forty-one million, six hundred forty-one thousand, two hundred eighty-nine".