41311381393 has 2 divisors, whose sum is σ = 41311381394. Its totient is φ = 41311381392.

The previous prime is 41311381379. The next prime is 41311381481. The reversal of 41311381393 is 39318311314.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 41254484544 + 56896849 = 203112^2 + 7543^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-41311381393 is a prime.

It is not a weakly prime, because it can be changed into another prime (41311381333) 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, 20655690696 + 20655690697.

It is an arithmetic number, because the mean of its divisors is an integer number (20655690697).

Almost surely, 2^41311381393 is an apocalyptic number.

It is an amenable number.

41311381393 is a deficient number, since it is larger than the sum of its proper divisors (1).

41311381393 is an equidigital number, since it uses as much as digits as its factorization.

41311381393 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 23328, while the sum is 37.

The spelling of 41311381393 in words is "forty-one billion, three hundred eleven million, three hundred eighty-one thousand, three hundred ninety-three".