11113271 has 12 divisors (see below), whose sum is σ = 12670920. Its totient is φ = 9715680.

The previous prime is 11113259. The next prime is 11113273. The reversal of 11113271 is 17231111.

It is a de Polignac number, because none of the positive numbers 2^k-11113271 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 (11113273) 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 11 ways as a sum of consecutive naturals, for example, 1481 + ... + 4941.

It is an arithmetic number, because the mean of its divisors is an integer number (1055910).

Almost surely, 2^11113271 is an apocalyptic number.

11113271 is a deficient number, since it is larger than the sum of its proper divisors (1557649).

11113271 is a wasteful number, since it uses less digits than its factorization.

11113271 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3506 (or 3493 counting only the distinct ones).

The product of its digits is 42, while the sum is 17.

The square root of 11113271 is about 3333.6573009234. The cubic root of 11113271 is about 223.1587747652.

Adding to 11113271 its reverse (17231111), we get a palindrome (28344382).

The spelling of 11113271 in words is "eleven million, one hundred thirteen thousand, two hundred seventy-one".