11534123113 has 2 divisors, whose sum is σ = 11534123114. Its totient is φ = 11534123112.

The previous prime is 11534123063. The next prime is 11534123171. The reversal of 11534123113 is 31132143511.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 11528961129 + 5161984 = 107373^2 + 2272^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-11534123113 is a prime.

It is not a weakly prime, because it can be changed into another prime (11534133113) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5767061556 + 5767061557.

It is an arithmetic number, because the mean of its divisors is an integer number (5767061557).

Almost surely, 2^11534123113 is an apocalyptic number.

It is an amenable number.

11534123113 is a deficient number, since it is larger than the sum of its proper divisors (1).

11534123113 is an equidigital number, since it uses as much as digits as its factorization.

11534123113 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1080, while the sum is 25.

Adding to 11534123113 its reverse (31132143511), we get a palindrome (42666266624).

The spelling of 11534123113 in words is "eleven billion, five hundred thirty-four million, one hundred twenty-three thousand, one hundred thirteen".