11826134867 has 2 divisors, whose sum is σ = 11826134868. Its totient is φ = 11826134866.

The previous prime is 11826134861. The next prime is 11826134891. The reversal of 11826134867 is 76843162811.

It is a weak prime.

It is an emirp because it is prime and its reverse (76843162811) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 11826134867 - 2²⁰ = 11825086291 is a prime.

It is not a weakly prime, because it can be changed into another prime (11826134861) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5913067433 + 5913067434.

It is an arithmetic number, because the mean of its divisors is an integer number (5913067434).

Almost surely, 2^11826134867 is an apocalyptic number.

11826134867 is a deficient number, since it is larger than the sum of its proper divisors (1).

11826134867 is an equidigital number, since it uses as much as digits as its factorization.

11826134867 is an evil number, because the sum of its binary digits is even.

The product of its digits is 387072, while the sum is 47.

The spelling of 11826134867 in words is "eleven billion, eight hundred twenty-six million, one hundred thirty-four thousand, eight hundred sixty-seven".