41303963897857 has 2 divisors, whose sum is σ = 41303963897858. Its totient is φ = 41303963897856.

The previous prime is 41303963897849. The next prime is 41303963897863. The reversal of 41303963897857 is 75879836930314.

It is a Cunningham number, because it is equal to 6426816²+1.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 41303963897856 + 1 = 6426816^2 + 1^2 .

It is a cyclic number.

It is not a de Polignac number, because 41303963897857 - 2³ = 41303963897849 is a prime.

It is a super-3 number, since 3×41303963897857³ (a number of 42 digits) contains 333 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 41303963897857.

It is not a weakly prime, because it can be changed into another prime (41303963897827) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20651981948928 + 20651981948929.

It is an arithmetic number, because the mean of its divisors is an integer number (20651981948929).

Almost surely, 2^{41303963897857} is an apocalyptic number.

It is an amenable number.

41303963897857 is a deficient number, since it is larger than the sum of its proper divisors (1).

41303963897857 is an equidigital number, since it uses as much as digits as its factorization.

41303963897857 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 823011840, while the sum is 73.

The spelling of 41303963897857 in words is "forty-one trillion, three hundred three billion, nine hundred sixty-three million, eight hundred ninety-seven thousand, eight hundred fifty-seven".