11164988 has 12 divisors (see below), whose sum is σ = 20688192. Its totient is φ = 5254080.

The previous prime is 11164987. The next prime is 11165003. The reversal of 11164988 is 88946111.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11164981) 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, 82028 + ... + 82163.

It is an arithmetic number, because the mean of its divisors is an integer number (1724016).

Almost surely, 2^11164988 is an apocalyptic number.

It is an amenable number.

11164988 is a deficient number, since it is larger than the sum of its proper divisors (9523204).

11164988 is a wasteful number, since it uses less digits than its factorization.

11164988 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 164212 (or 164210 counting only the distinct ones).

The product of its digits is 13824, while the sum is 38.

The square root of 11164988 is about 3341.4050936694. The cubic root of 11164988 is about 223.5044049533.

The spelling of 11164988 in words is "eleven million, one hundred sixty-four thousand, nine hundred eighty-eight".