13663600747 has 2 divisors, whose sum is σ = 13663600748. Its totient is φ = 13663600746.

The previous prime is 13663600669. The next prime is 13663600771. The reversal of 13663600747 is 74700636631.

It is a strong prime.

It is an emirp because it is prime and its reverse (74700636631) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 13663600747 - 2⁷ = 13663600619 is a prime.

It is not a weakly prime, because it can be changed into another prime (13663600147) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6831800373 + 6831800374.

It is an arithmetic number, because the mean of its divisors is an integer number (6831800374).

Almost surely, 2^13663600747 is an apocalyptic number.

13663600747 is a deficient number, since it is larger than the sum of its proper divisors (1).

13663600747 is an equidigital number, since it uses as much as digits as its factorization.

13663600747 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 381024, while the sum is 43.

The spelling of 13663600747 in words is "thirteen billion, six hundred sixty-three million, six hundred thousand, seven hundred forty-seven".