11109164 has 12 divisors (see below), whose sum is σ = 21208488. Its totient is φ = 5049600.

The previous prime is 11109151. The next prime is 11109181. The reversal of 11109164 is 46190111.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 126197 + ... + 126284.

It is an arithmetic number, because the mean of its divisors is an integer number (1767374).

Almost surely, 2^11109164 is an apocalyptic number.

It is an amenable number.

11109164 is a deficient number, since it is larger than the sum of its proper divisors (10099324).

11109164 is a wasteful number, since it uses less digits than its factorization.

11109164 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 252496 (or 252494 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 23.

The square root of 11109164 is about 3333.0412538701. The cubic root of 11109164 is about 223.1312813292.

Adding to 11109164 its reverse (46190111), we get a palindrome (57299275).

It can be divided in two parts, 1110916 and 4, that multiplied together give a square (4443664 = 2108²).

The spelling of 11109164 in words is "eleven million, one hundred nine thousand, one hundred sixty-four".