13862681243 has 2 divisors, whose sum is σ = 13862681244. Its totient is φ = 13862681242.

The previous prime is 13862681237. The next prime is 13862681269. The reversal of 13862681243 is 34218626831.

It is a weak prime.

It is an emirp because it is prime and its reverse (34218626831) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 13862681243 - 2²⁶ = 13795572379 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 13862681194 and 13862681203.

It is not a weakly prime, because it can be changed into another prime (13862681743) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6931340621 + 6931340622.

It is an arithmetic number, because the mean of its divisors is an integer number (6931340622).

Almost surely, 2^13862681243 is an apocalyptic number.

13862681243 is a deficient number, since it is larger than the sum of its proper divisors (1).

13862681243 is an equidigital number, since it uses as much as digits as its factorization.

13862681243 is an evil number, because the sum of its binary digits is even.

The product of its digits is 331776, while the sum is 44.

The spelling of 13862681243 in words is "thirteen billion, eight hundred sixty-two million, six hundred eighty-one thousand, two hundred forty-three".