11271475 has 6 divisors (see below), whose sum is σ = 13976660. Its totient is φ = 9017160.

The previous prime is 11271473. The next prime is 11271521. The reversal of 11271475 is 57417211.

11271475 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 11271475 - 2¹ = 11271473 is a prime.

It is a super-2 number, since 2×11271475² = 254092297351250, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (11271473) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 225405 + ... + 225454.

Almost surely, 2^11271475 is an apocalyptic number.

11271475 is a deficient number, since it is larger than the sum of its proper divisors (2705185).

11271475 is an equidigital number, since it uses as much as digits as its factorization.

11271475 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 450869 (or 450864 counting only the distinct ones).

The product of its digits is 1960, while the sum is 28.

The square root of 11271475 is about 3357.3017439605. The cubic root of 11271475 is about 224.2127217661.

Adding to 11271475 its reverse (57417211), we get a palindrome (68688686).

The spelling of 11271475 in words is "eleven million, two hundred seventy-one thousand, four hundred seventy-five".