13366241893 has 2 divisors, whose sum is σ = 13366241894. Its totient is φ = 13366241892.

The previous prime is 13366241869. The next prime is 13366241947. The reversal of 13366241893 is 39814266331.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 9369852804 + 3996389089 = 96798^2 + 63217^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-13366241893 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (13366241843) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6683120946 + 6683120947.

It is an arithmetic number, because the mean of its divisors is an integer number (6683120947).

Almost surely, 2^13366241893 is an apocalyptic number.

It is an amenable number.

13366241893 is a deficient number, since it is larger than the sum of its proper divisors (1).

13366241893 is an equidigital number, since it uses as much as digits as its factorization.

13366241893 is an evil number, because the sum of its binary digits is even.

The product of its digits is 559872, while the sum is 46.

The spelling of 13366241893 in words is "thirteen billion, three hundred sixty-six million, two hundred forty-one thousand, eight hundred ninety-three".