11243475 has 24 divisors (see below), whose sum is σ = 20655920. Its totient is φ = 5996160.

The previous prime is 11243467. The next prime is 11243509. The reversal of 11243475 is 57434211.

It is not a de Polignac number, because 11243475 - 2³ = 11243467 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 7654 + ... + 9003.

Almost surely, 2^11243475 is an apocalyptic number.

11243475 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

11243475 is a deficient number, since it is larger than the sum of its proper divisors (9412445).

11243475 is a wasteful number, since it uses less digits than its factorization.

11243475 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16676 (or 16665 counting only the distinct ones).

The product of its digits is 3360, while the sum is 27.

The square root of 11243475 is about 3353.1291355986. The cubic root of 11243475 is about 224.0269087040.

Adding to 11243475 its reverse (57434211), we get a palindrome (68677686).

The spelling of 11243475 in words is "eleven million, two hundred forty-three thousand, four hundred seventy-five".