13403635841 has 2 divisors, whose sum is σ = 13403635842. Its totient is φ = 13403635840.

The previous prime is 13403635789. The next prime is 13403635867. The reversal of 13403635841 is 14853630431.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 9320937025 + 4082698816 = 96545^2 + 63896^2 .

It is an emirp because it is prime and its reverse (14853630431) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-13403635841 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 13403635795 and 13403635804.

It is not a weakly prime, because it can be changed into another prime (13403635891) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6701817920 + 6701817921.

It is an arithmetic number, because the mean of its divisors is an integer number (6701817921).

Almost surely, 2^13403635841 is an apocalyptic number.

It is an amenable number.

13403635841 is a deficient number, since it is larger than the sum of its proper divisors (1).

13403635841 is an equidigital number, since it uses as much as digits as its factorization.

13403635841 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 103680, while the sum is 38.

The spelling of 13403635841 in words is "thirteen billion, four hundred three million, six hundred thirty-five thousand, eight hundred forty-one".