11440012 has 12 divisors (see below), whose sum is σ = 20207880. Its totient is φ = 5666336.

The previous prime is 11440003. The next prime is 11440027. The reversal of 11440012 is 21004411.

It is a junction number, because it is equal to n+sod(n) for n = 11439974 and 11440001.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 12937 + ... + 13792.

It is an arithmetic number, because the mean of its divisors is an integer number (1683990).

Almost surely, 2^11440012 is an apocalyptic number.

It is an amenable number.

11440012 is a deficient number, since it is larger than the sum of its proper divisors (8767868).

11440012 is a wasteful number, since it uses less digits than its factorization.

11440012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26840 (or 26838 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 13.

The square root of 11440012 is about 3382.3086789943. The cubic root of 11440012 is about 225.3247130517.

Adding to 11440012 its reverse (21004411), we get a palindrome (32444423).

The spelling of 11440012 in words is "eleven million, four hundred forty thousand, twelve".