11180438267 has 8 divisors (see below), whose sum is σ = 11305631040. Its totient is φ = 11055849480.

The previous prime is 11180438257. The next prime is 11180438287. The reversal of 11180438267 is 76283408111.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 11180438267 - 2²⁰ = 11179389691 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11180438257) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 113717 + ... + 187862.

It is an arithmetic number, because the mean of its divisors is an integer number (1413203880).

Almost surely, 2^11180438267 is an apocalyptic number.

11180438267 is a deficient number, since it is larger than the sum of its proper divisors (125192773).

11180438267 is a wasteful number, since it uses less digits than its factorization.

11180438267 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 301993.

The product of its (nonzero) digits is 64512, while the sum is 41.

The spelling of 11180438267 in words is "eleven billion, one hundred eighty million, four hundred thirty-eight thousand, two hundred sixty-seven".