11271171 has 8 divisors (see below), whose sum is σ = 15051024. Its totient is φ = 7502720.

The previous prime is 11271163. The next prime is 11271181. The reversal of 11271171 is 17117211.

11271171 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

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 11271171 - 2³ = 11271163 is a prime.

It is a super-2 number, since 2×11271171² = 254078591422482, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (11271181) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 186 + ... + 4751.

It is an arithmetic number, because the mean of its divisors is an integer number (1881378).

Almost surely, 2^11271171 is an apocalyptic number.

11271171 is a deficient number, since it is larger than the sum of its proper divisors (3779853).

11271171 is an equidigital number, since it uses as much as digits as its factorization.

11271171 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5701.

The product of its digits is 98, while the sum is 21.

The square root of 11271171 is about 3357.2564692022. The cubic root of 11271171 is about 224.2107060204.

Adding to 11271171 its reverse (17117211), we get a palindrome (28388382).

The spelling of 11271171 in words is "eleven million, two hundred seventy-one thousand, one hundred seventy-one".