12044653 has 12 divisors (see below), whose sum is σ = 12997152. Its totient is φ = 11157440.

The previous prime is 12044639. The next prime is 12044671. The reversal of 12044653 is 35644021.

It is not a de Polignac number, because 12044653 - 2⁹ = 12044141 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12044603) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 20226 + ... + 20812.

It is an arithmetic number, because the mean of its divisors is an integer number (1083096).

Almost surely, 2^12044653 is an apocalyptic number.

It is an amenable number.

12044653 is a deficient number, since it is larger than the sum of its proper divisors (952499).

12044653 is an equidigital number, since it uses as much as digits as its factorization.

12044653 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 692 (or 675 counting only the distinct ones).

The product of its (nonzero) digits is 2880, while the sum is 25.

The square root of 12044653 is about 3470.5407359661. The cubic root of 12044653 is about 229.2264688154.

Adding to 12044653 its reverse (35644021), we get a palindrome (47688674).

The spelling of 12044653 in words is "twelve million, forty-four thousand, six hundred fifty-three".