13720316263 has 2 divisors, whose sum is σ = 13720316264. Its totient is φ = 13720316262.

The previous prime is 13720316243. The next prime is 13720316303. The reversal of 13720316263 is 36261302731.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-13720316263 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (13720316243) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6860158131 + 6860158132.

It is an arithmetic number, because the mean of its divisors is an integer number (6860158132).

Almost surely, 2^13720316263 is an apocalyptic number.

13720316263 is a deficient number, since it is larger than the sum of its proper divisors (1).

13720316263 is an equidigital number, since it uses as much as digits as its factorization.

13720316263 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 27216, while the sum is 34.

Adding to 13720316263 its reverse (36261302731), we get a palindrome (49981618994).

The spelling of 13720316263 in words is "thirteen billion, seven hundred twenty million, three hundred sixteen thousand, two hundred sixty-three".