11181118467 has 16 divisors (see below), whose sum is σ = 16211735712. Its totient is φ = 6825991680.

The previous prime is 11181118453. The next prime is 11181118477. The reversal of 11181118467 is 76481118111.

It is a de Polignac number, because none of the positive numbers 2^k-11181118467 is a prime.

It is not an unprimeable number, because it can be changed into a prime (11181118477) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2960784 + ... + 2964557.

It is an arithmetic number, because the mean of its divisors is an integer number (1013233482).

Almost surely, 2^11181118467 is an apocalyptic number.

11181118467 is a gapful number since it is divisible by the number (17) formed by its first and last digit.

11181118467 is a deficient number, since it is larger than the sum of its proper divisors (5030617245).

11181118467 is a wasteful number, since it uses less digits than its factorization.

11181118467 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5925398.

The product of its digits is 10752, while the sum is 39.

The spelling of 11181118467 in words is "eleven billion, one hundred eighty-one million, one hundred eighteen thousand, four hundred sixty-seven".