11130663517 has 2 divisors, whose sum is σ = 11130663518. Its totient is φ = 11130663516.

The previous prime is 11130663497. The next prime is 11130663527. The reversal of 11130663517 is 71536603111.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 8437157316 + 2693506201 = 91854^2 + 51899^2 .

It is an emirp because it is prime and its reverse (71536603111) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 11130663517 - 2³¹ = 8983179869 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11130663527) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5565331758 + 5565331759.

It is an arithmetic number, because the mean of its divisors is an integer number (5565331759).

Almost surely, 2^11130663517 is an apocalyptic number.

It is an amenable number.

11130663517 is a deficient number, since it is larger than the sum of its proper divisors (1).

11130663517 is an equidigital number, since it uses as much as digits as its factorization.

11130663517 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 11340, while the sum is 34.

The spelling of 11130663517 in words is "eleven billion, one hundred thirty million, six hundred sixty-three thousand, five hundred seventeen".