11119988 has 12 divisors (see below), whose sum is σ = 21229152. Its totient is φ = 5054520.

The previous prime is 11119987. The next prime is 11120009. The reversal of 11119988 is 88991111.

It is a zygodrome in base 10.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11119987) by changing a digit.

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, 126320 + ... + 126407.

It is an arithmetic number, because the mean of its divisors is an integer number (1769096).

Almost surely, 2^11119988 is an apocalyptic number.

It is an amenable number.

11119988 is a deficient number, since it is larger than the sum of its proper divisors (10109164).

11119988 is a wasteful number, since it uses less digits than its factorization.

11119988 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 252742 (or 252740 counting only the distinct ones).

The product of its digits is 5184, while the sum is 38.

The square root of 11119988 is about 3334.6646008257. The cubic root of 11119988 is about 223.2037256950.

The spelling of 11119988 in words is "eleven million, one hundred nineteen thousand, nine hundred eighty-eight".