13328936441 has 2 divisors, whose sum is σ = 13328936442. Its totient is φ = 13328936440.

The previous prime is 13328936437. The next prime is 13328936447. The reversal of 13328936441 is 14463982331.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 12533922025 + 795014416 = 111955^2 + 28196^2 .

It is a cyclic number.

It is not a de Polignac number, because 13328936441 - 2² = 13328936437 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 13328936392 and 13328936401.

It is not a weakly prime, because it can be changed into another prime (13328936447) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6664468220 + 6664468221.

It is an arithmetic number, because the mean of its divisors is an integer number (6664468221).

Almost surely, 2^13328936441 is an apocalyptic number.

It is an amenable number.

13328936441 is a deficient number, since it is larger than the sum of its proper divisors (1).

13328936441 is an equidigital number, since it uses as much as digits as its factorization.

13328936441 is an evil number, because the sum of its binary digits is even.

The product of its digits is 373248, while the sum is 44.

The spelling of 13328936441 in words is "thirteen billion, three hundred twenty-eight million, nine hundred thirty-six thousand, four hundred forty-one".