11240171 has 4 divisors (see below), whose sum is σ = 11247144. Its totient is φ = 11233200.

The previous prime is 11240167. The next prime is 11240183. The reversal of 11240171 is 17104211.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length, and also an emirpimes, since its reverse is a distinct semiprime: 17104211 = 79 ⋅216509.

It is a cyclic number.

It is not a de Polignac number, because 11240171 - 2² = 11240167 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11240161) 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 3 ways as a sum of consecutive naturals, for example, 311 + ... + 4751.

It is an arithmetic number, because the mean of its divisors is an integer number (2811786).

Almost surely, 2^11240171 is an apocalyptic number.

11240171 is a deficient number, since it is larger than the sum of its proper divisors (6973).

11240171 is an equidigital number, since it uses as much as digits as its factorization.

11240171 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6972.

The product of its (nonzero) digits is 56, while the sum is 17.

The square root of 11240171 is about 3352.6364252630. The cubic root of 11240171 is about 224.0049624220.

Adding to 11240171 its reverse (17104211), we get a palindrome (28344382).

It can be divided in two parts, 11240 and 171, that added together give a palindrome (11411).

The spelling of 11240171 in words is "eleven million, two hundred forty thousand, one hundred seventy-one".