41581043093 has 2 divisors, whose sum is σ = 41581043094. Its totient is φ = 41581043092.

The previous prime is 41581043083. The next prime is 41581043167. The reversal of 41581043093 is 39034018514.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 41033389489 + 547653604 = 202567^2 + 23402^2 .

It is a cyclic number.

It is not a de Polignac number, because 41581043093 - 2⁶ = 41581043029 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (41581043083) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20790521546 + 20790521547.

It is an arithmetic number, because the mean of its divisors is an integer number (20790521547).

Almost surely, 2^41581043093 is an apocalyptic number.

It is an amenable number.

41581043093 is a deficient number, since it is larger than the sum of its proper divisors (1).

41581043093 is an equidigital number, since it uses as much as digits as its factorization.

41581043093 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 51840, while the sum is 38.

The spelling of 41581043093 in words is "forty-one billion, five hundred eighty-one million, forty-three thousand, ninety-three".