11143612 has 6 divisors (see below), whose sum is σ = 19501328. Its totient is φ = 5571804.

The previous prime is 11143607. The next prime is 11143631. The reversal of 11143612 is 21634111.

It is a self number, because there is not a number n which added to its sum of digits gives 11143612.

It is a congruent number.

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 as a sum of consecutive naturals, namely, 1392948 + ... + 1392955.

Almost surely, 2^11143612 is an apocalyptic number.

It is an amenable number.

11143612 is a deficient number, since it is larger than the sum of its proper divisors (8357716).

11143612 is a wasteful number, since it uses less digits than its factorization.

11143612 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2785907 (or 2785905 counting only the distinct ones).

The product of its digits is 144, while the sum is 19.

The square root of 11143612 is about 3338.2049068324. The cubic root of 11143612 is about 223.3616765592.

Adding to 11143612 its reverse (21634111), we get a palindrome (32777723).

The spelling of 11143612 in words is "eleven million, one hundred forty-three thousand, six hundred twelve".