13865760653 has 2 divisors, whose sum is σ = 13865760654. Its totient is φ = 13865760652.

The previous prime is 13865760641. The next prime is 13865760697. The reversal of 13865760653 is 35606756831.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 13585767364 + 279993289 = 116558^2 + 16733^2 .

It is an emirp because it is prime and its reverse (35606756831) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 13865760653 - 2¹⁰ = 13865759629 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (13865160653) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6932880326 + 6932880327.

It is an arithmetic number, because the mean of its divisors is an integer number (6932880327).

Almost surely, 2^13865760653 is an apocalyptic number.

It is an amenable number.

13865760653 is a deficient number, since it is larger than the sum of its proper divisors (1).

13865760653 is an equidigital number, since it uses as much as digits as its factorization.

13865760653 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2721600, while the sum is 50.

The spelling of 13865760653 in words is "thirteen billion, eight hundred sixty-five million, seven hundred sixty thousand, six hundred fifty-three".