11825979267 has 4 divisors (see below), whose sum is σ = 15767972360. Its totient is φ = 7883986176.

The previous prime is 11825979241. The next prime is 11825979271. The reversal of 11825979267 is 76297952811.

It is a semiprime because it is the product of two primes.

It is a de Polignac number, because none of the positive numbers 2^k-11825979267 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11825979367) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1970996542 + ... + 1970996547.

It is an arithmetic number, because the mean of its divisors is an integer number (3941993090).

Almost surely, 2^11825979267 is an apocalyptic number.

11825979267 is a deficient number, since it is larger than the sum of its proper divisors (3941993093).

11825979267 is an equidigital number, since it uses as much as digits as its factorization.

11825979267 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3941993092.

The product of its digits is 3810240, while the sum is 57.

The spelling of 11825979267 in words is "eleven billion, eight hundred twenty-five million, nine hundred seventy-nine thousand, two hundred sixty-seven".