41802191 has 2 divisors, whose sum is σ = 41802192. Its totient is φ = 41802190.

The previous prime is 41802179. The next prime is 41802197. The reversal of 41802191 is 19120814.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 41802191 - 2⁶ = 41802127 is a prime.

It is a Sophie Germain prime.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 41802191.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (41802197) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20901095 + 20901096.

It is an arithmetic number, because the mean of its divisors is an integer number (20901096).

Almost surely, 2^41802191 is an apocalyptic number.

41802191 is a deficient number, since it is larger than the sum of its proper divisors (1).

41802191 is an equidigital number, since it uses as much as digits as its factorization.

41802191 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 576, while the sum is 26.

The square root of 41802191 is about 6465.4613911151. The cubic root of 41802191 is about 347.0560996925.

The spelling of 41802191 in words is "forty-one million, eight hundred two thousand, one hundred ninety-one".