41145841729 has 2 divisors, whose sum is σ = 41145841730. Its totient is φ = 41145841728.

The previous prime is 41145841721. The next prime is 41145841733. The reversal of 41145841729 is 92714854114.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 31880816704 + 9265025025 = 178552^2 + 96255^2 .

It is a cyclic number.

It is not a de Polignac number, because 41145841729 - 2³ = 41145841721 is a prime.

It is not a weakly prime, because it can be changed into another prime (41145841721) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20572920864 + 20572920865.

It is an arithmetic number, because the mean of its divisors is an integer number (20572920865).

Almost surely, 2^41145841729 is an apocalyptic number.

It is an amenable number.

41145841729 is a deficient number, since it is larger than the sum of its proper divisors (1).

41145841729 is an equidigital number, since it uses as much as digits as its factorization.

41145841729 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 322560, while the sum is 46.

The spelling of 41145841729 in words is "forty-one billion, one hundred forty-five million, eight hundred forty-one thousand, seven hundred twenty-nine".