11144864 has 24 divisors (see below), whose sum is σ = 22317120. Its totient is φ = 5477056.

The previous prime is 11144863. The next prime is 11144879. The reversal of 11144864 is 46844111.

11144864 is nontrivially palindromic in base 15.

It is not an unprimeable number, because it can be changed into a prime (11144863) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1064 + ... + 4839.

It is an arithmetic number, because the mean of its divisors is an integer number (929880).

Almost surely, 2^11144864 is an apocalyptic number.

It is an amenable number.

11144864 is an abundant number, since it is smaller than the sum of its proper divisors (11172256).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

11144864 is an equidigital number, since it uses as much as digits as its factorization.

11144864 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5972 (or 5964 counting only the distinct ones).

The product of its digits is 3072, while the sum is 29.

The square root of 11144864 is about 3338.3924275016. The cubic root of 11144864 is about 223.3700412423.

Adding to 11144864 its reverse (46844111), we get a palindrome (57988975).

The spelling of 11144864 in words is "eleven million, one hundred forty-four thousand, eight hundred sixty-four".