41313781291 has 2 divisors, whose sum is σ = 41313781292. Its totient is φ = 41313781290.

The previous prime is 41313781217. The next prime is 41313781297. The reversal of 41313781291 is 19218731314.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 41313781291 - 2⁹ = 41313780779 is a prime.

It is not a weakly prime, because it can be changed into another prime (41313781297) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20656890645 + 20656890646.

It is an arithmetic number, because the mean of its divisors is an integer number (20656890646).

Almost surely, 2^41313781291 is an apocalyptic number.

41313781291 is a deficient number, since it is larger than the sum of its proper divisors (1).

41313781291 is an equidigital number, since it uses as much as digits as its factorization.

41313781291 is an evil number, because the sum of its binary digits is even.

The product of its digits is 36288, while the sum is 40.

The spelling of 41313781291 in words is "forty-one billion, three hundred thirteen million, seven hundred eighty-one thousand, two hundred ninety-one".