11042872 has 16 divisors (see below), whose sum is σ = 21265560. Its totient is φ = 5372064.

The previous prime is 11042849. The next prime is 11042887. The reversal of 11042872 is 27824011.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 18358 + ... + 18949.

Almost surely, 2^11042872 is an apocalyptic number.

It is an amenable number.

11042872 is a deficient number, since it is larger than the sum of its proper divisors (10222688).

11042872 is a wasteful number, since it uses less digits than its factorization.

11042872 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 37350 (or 37346 counting only the distinct ones).

The product of its (nonzero) digits is 896, while the sum is 25.

The square root of 11042872 is about 3323.0817022758. The cubic root of 11042872 is about 222.6865632158.

Adding to 11042872 its reverse (27824011), we get a palindrome (38866883).

The spelling of 11042872 in words is "eleven million, forty-two thousand, eight hundred seventy-two".