11471242 has 8 divisors (see below), whose sum is σ = 17254116. Its totient is φ = 5719872.

The previous prime is 11471219. The next prime is 11471309. The reversal of 11471242 is 24217411.

It can be written as a sum of positive squares in 2 ways, for example, as 9678321 + 1792921 = 3111^2 + 1339^2 .

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

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6943 + ... + 8434.

Almost surely, 2^11471242 is an apocalyptic number.

11471242 is a deficient number, since it is larger than the sum of its proper divisors (5782874).

11471242 is a wasteful number, since it uses less digits than its factorization.

11471242 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15752.

The product of its digits is 448, while the sum is 22.

The square root of 11471242 is about 3386.9222016456. The cubic root of 11471242 is about 225.5295641528.

Adding to 11471242 its reverse (24217411), we get a palindrome (35688653).

The spelling of 11471242 in words is "eleven million, four hundred seventy-one thousand, two hundred forty-two".