11726427171 has 8 divisors (see below), whose sum is σ = 15891551824. Its totient is φ = 7689460320.

The previous prime is 11726427151. The next prime is 11726427191. The reversal of 11726427171 is 17172462711.

11726427171 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (11726427151) and next prime (11726427191).

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

It is not a de Polignac number, because 11726427171 - 2⁶ = 11726427107 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11726427151) 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 7 ways as a sum of consecutive naturals, for example, 32039236 + ... + 32039601.

It is an arithmetic number, because the mean of its divisors is an integer number (1986443978).

Almost surely, 2^11726427171 is an apocalyptic number.

11726427171 is a deficient number, since it is larger than the sum of its proper divisors (4165124653).

11726427171 is an equidigital number, since it uses as much as digits as its factorization.

11726427171 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 64078901.

The product of its digits is 32928, while the sum is 39.

Adding to 11726427171 its reverse (17172462711), we get a palindrome (28898889882).

The spelling of 11726427171 in words is "eleven billion, seven hundred twenty-six million, four hundred twenty-seven thousand, one hundred seventy-one".