11109872 has 10 divisors (see below), whose sum is σ = 21525408. Its totient is φ = 5554928.

The previous prime is 11109841. The next prime is 11109881. The reversal of 11109872 is 27890111.

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, 347168 + ... + 347199.

Almost surely, 2^11109872 is an apocalyptic number.

It is an amenable number.

11109872 is a deficient number, since it is larger than the sum of its proper divisors (10415536).

11109872 is an equidigital number, since it uses as much as digits as its factorization.

11109872 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 694375 (or 694369 counting only the distinct ones).

The product of its (nonzero) digits is 1008, while the sum is 29.

The square root of 11109872 is about 3333.1474614844. The cubic root of 11109872 is about 223.1360213676.

Adding to 11109872 its reverse (27890111), we get a palindrome (38999983).

The spelling of 11109872 in words is "eleven million, one hundred nine thousand, eight hundred seventy-two".