41560643213 has 2 divisors, whose sum is σ = 41560643214. Its totient is φ = 41560643212.

The previous prime is 41560643123. The next prime is 41560643221. The reversal of 41560643213 is 31234606514.

41560643213 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

Together with previous prime (41560643123) it forms an Ormiston pair, because they use the same digits, order apart.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 25145396329 + 16415246884 = 158573^2 + 128122^2 .

It is a cyclic number.

It is not a de Polignac number, because 41560643213 - 2⁸ = 41560642957 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (41560643233) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20780321606 + 20780321607.

It is an arithmetic number, because the mean of its divisors is an integer number (20780321607).

Almost surely, 2^41560643213 is an apocalyptic number.

It is an amenable number.

41560643213 is a deficient number, since it is larger than the sum of its proper divisors (1).

41560643213 is an equidigital number, since it uses as much as digits as its factorization.

41560643213 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 35.

The spelling of 41560643213 in words is "forty-one billion, five hundred sixty million, six hundred forty-three thousand, two hundred thirteen".