41331231191 has 2 divisors, whose sum is σ = 41331231192. Its totient is φ = 41331231190.

The previous prime is 41331231157. The next prime is 41331231229. The reversal of 41331231191 is 19113213314.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-41331231191 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (41331231121) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20665615595 + 20665615596.

It is an arithmetic number, because the mean of its divisors is an integer number (20665615596).

Almost surely, 2^41331231191 is an apocalyptic number.

41331231191 is a deficient number, since it is larger than the sum of its proper divisors (1).

41331231191 is an equidigital number, since it uses as much as digits as its factorization.

41331231191 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1944, while the sum is 29.

It can be divided in two parts, 4133123 and 1191, that added together give a palindrome (4134314).

The spelling of 41331231191 in words is "forty-one billion, three hundred thirty-one million, two hundred thirty-one thousand, one hundred ninety-one".