11271211 has 8 divisors (see below), whose sum is σ = 13155840. Its totient is φ = 9455208.

The previous prime is 11271193. The next prime is 11271223. The reversal of 11271211 is 11217211.

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

It is not a de Polignac number, because 11271211 - 2⁷ = 11271083 is a prime.

It is a Duffinian number.

It is a nialpdrome in base 15.

It is not an unprimeable number, because it can be changed into a prime (11271251) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 16801 + ... + 17458.

It is an arithmetic number, because the mean of its divisors is an integer number (1644480).

Almost surely, 2^11271211 is an apocalyptic number.

11271211 is a deficient number, since it is larger than the sum of its proper divisors (1884629).

11271211 is an equidigital number, since it uses as much as digits as its factorization.

11271211 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 34313.

The product of its digits is 28, while the sum is 16.

The square root of 11271211 is about 3357.2624264421. The cubic root of 11271211 is about 224.2109712522.

Adding to 11271211 its reverse (11217211), we get a palindrome (22488422).

The spelling of 11271211 in words is "eleven million, two hundred seventy-one thousand, two hundred eleven".