11143112 has 8 divisors (see below), whose sum is σ = 20893350. Its totient is φ = 5571552.

The previous prime is 11143081. The next prime is 11143123. The reversal of 11143112 is 21134111.

It can be written as a sum of positive squares in only one way, i.e., 11115556 + 27556 = 3334^2 + 166^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 696437 + ... + 696452.

Almost surely, 2^11143112 is an apocalyptic number.

It is an amenable number.

11143112 is a deficient number, since it is larger than the sum of its proper divisors (9750238).

11143112 is a wasteful number, since it uses less digits than its factorization.

11143112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1392895 (or 1392891 counting only the distinct ones).

The product of its digits is 24, while the sum is 14.

The square root of 11143112 is about 3338.1300154428. The cubic root of 11143112 is about 223.3583358558.

Adding to 11143112 its reverse (21134111), we get a palindrome (32277223).

Subtracting 11143112 from its reverse (21134111), we obtain a palindrome (9990999).

The spelling of 11143112 in words is "eleven million, one hundred forty-three thousand, one hundred twelve".