41361808913 has 2 divisors, whose sum is σ = 41361808914. Its totient is φ = 41361808912.

The previous prime is 41361808849. The next prime is 41361808921. The reversal of 41361808913 is 31980816314.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 39931229584 + 1430579329 = 199828^2 + 37823^2 .

It is a cyclic number.

It is not a de Polignac number, because 41361808913 - 2⁶ = 41361808849 is a prime.

It is a super-3 number, since 3×41361808913³ (a number of 33 digits) contains 333 as substring.

It is not a weakly prime, because it can be changed into another prime (41366808913) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20680904456 + 20680904457.

It is an arithmetic number, because the mean of its divisors is an integer number (20680904457).

Almost surely, 2^41361808913 is an apocalyptic number.

It is an amenable number.

41361808913 is a deficient number, since it is larger than the sum of its proper divisors (1).

41361808913 is an equidigital number, since it uses as much as digits as its factorization.

41361808913 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 124416, while the sum is 44.

The spelling of 41361808913 in words is "forty-one billion, three hundred sixty-one million, eight hundred eight thousand, nine hundred thirteen".