11513300111 has 2 divisors, whose sum is σ = 11513300112. Its totient is φ = 11513300110.

The previous prime is 11513300069. The next prime is 11513300129. The reversal of 11513300111 is 11100331511.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-11513300111 is a prime.

It is a super-2 number, since 2×11513300111² (a number of 21 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 11513300111.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11513300191) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5756650055 + 5756650056.

It is an arithmetic number, because the mean of its divisors is an integer number (5756650056).

Almost surely, 2^11513300111 is an apocalyptic number.

11513300111 is a deficient number, since it is larger than the sum of its proper divisors (1).

11513300111 is an equidigital number, since it uses as much as digits as its factorization.

11513300111 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 45, while the sum is 17.

Adding to 11513300111 its reverse (11100331511), we get a palindrome (22613631622).

The spelling of 11513300111 in words is "eleven billion, five hundred thirteen million, three hundred thousand, one hundred eleven".