12053664 has 96 divisors (see below), whose sum is σ = 40199040. Its totient is φ = 3442176.

The previous prime is 12053627. The next prime is 12053669. The reversal of 12053664 is 46635021.

12053664 is a `hidden beast` number, since 120 + 536 + 6 + 4 = 666.

It is a tau number, because it is divible by the number of its divisors (96).

It is a Harshad number since it is a multiple of its sum of digits (27).

It is not an unprimeable number, because it can be changed into a prime (12053669) 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 15 ways as a sum of consecutive naturals, for example, 5052 + ... + 7044.

It is an arithmetic number, because the mean of its divisors is an integer number (418740).

Almost surely, 2^12053664 is an apocalyptic number.

12053664 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 12053664, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (20099520).

12053664 is an abundant number, since it is smaller than the sum of its proper divisors (28145376).

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

12053664 is a wasteful number, since it uses less digits than its factorization.

12053664 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2019 (or 2005 counting only the distinct ones).

The product of its (nonzero) digits is 4320, while the sum is 27.

The square root of 12053664 is about 3471.8387059309. The cubic root of 12053664 is about 229.2836185127.

Adding to 12053664 its reverse (46635021), we get a palindrome (58688685).

The spelling of 12053664 in words is "twelve million, fifty-three thousand, six hundred sixty-four".