11131132113 has 6 divisors (see below), whose sum is σ = 16078301954. Its totient is φ = 7420754736.

The previous prime is 11131132099. The next prime is 11131132123. The reversal of 11131132113 is 31123113111.

It can be written as a sum of positive squares in only one way, i.e., 8045551809 + 3085580304 = 89697^2 + 55548^2 .

It is not a de Polignac number, because 11131132113 - 2⁴ = 11131132097 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11131132123) 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 in 5 ways as a sum of consecutive naturals, for example, 618396220 + ... + 618396237.

Almost surely, 2^11131132113 is an apocalyptic number.

It is an amenable number.

11131132113 is a deficient number, since it is larger than the sum of its proper divisors (4947169841).

11131132113 is a wasteful number, since it uses less digits than its factorization.

11131132113 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1236792463 (or 1236792460 counting only the distinct ones).

The product of its digits is 54, while the sum is 18.

Adding to 11131132113 its reverse (31123113111), we get a palindrome (42254245224).

The spelling of 11131132113 in words is "eleven billion, one hundred thirty-one million, one hundred thirty-two thousand, one hundred thirteen".