11706122279 has 4 divisors (see below), whose sum is σ = 11706488520. Its totient is φ = 11705756040.

The previous prime is 11706122269. The next prime is 11706122299. The reversal of 11706122279 is 97222160711.

It is a happy number.

11706122279 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 97222160711 = 13 ⋅7478627747.

It is a cyclic number.

It is not a de Polignac number, because 11706122279 - 2⁸ = 11706122023 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11706122269) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 130049 + ... + 200810.

It is an arithmetic number, because the mean of its divisors is an integer number (2926622130).

Almost surely, 2^11706122279 is an apocalyptic number.

11706122279 is a deficient number, since it is larger than the sum of its proper divisors (366241).

11706122279 is an equidigital number, since it uses as much as digits as its factorization.

11706122279 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 366240.

The product of its (nonzero) digits is 21168, while the sum is 38.

The spelling of 11706122279 in words is "eleven billion, seven hundred six million, one hundred twenty-two thousand, two hundred seventy-nine".