13753813517 has 2 divisors, whose sum is σ = 13753813518. Its totient is φ = 13753813516.

The previous prime is 13753813487. The next prime is 13753813573. The reversal of 13753813517 is 71531835731.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 11393214121 + 2360599396 = 106739^2 + 48586^2 .

It is a cyclic number.

It is not a de Polignac number, because 13753813517 - 2²⁶ = 13686704653 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (13753813597) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6876906758 + 6876906759.

It is an arithmetic number, because the mean of its divisors is an integer number (6876906759).

Almost surely, 2^13753813517 is an apocalyptic number.

It is an amenable number.

13753813517 is a deficient number, since it is larger than the sum of its proper divisors (1).

13753813517 is an equidigital number, since it uses as much as digits as its factorization.

13753813517 is an evil number, because the sum of its binary digits is even.

The product of its digits is 264600, while the sum is 44.

The spelling of 13753813517 in words is "thirteen billion, seven hundred fifty-three million, eight hundred thirteen thousand, five hundred seventeen".