12038653 has 12 divisors (see below), whose sum is σ = 13595260. Its totient is φ = 10644480.

The previous prime is 12038641. The next prime is 12038657. The reversal of 12038653 is 35683021.

It can be written as a sum of positive squares in 2 ways, for example, as 5184729 + 6853924 = 2277^2 + 2618^2 .

It is not a de Polignac number, because 12038653 - 2⁹ = 12038141 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 (12038657) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 3133 + ... + 5821.

Almost surely, 2^12038653 is an apocalyptic number.

It is an amenable number.

12038653 is a deficient number, since it is larger than the sum of its proper divisors (1556607).

12038653 is a wasteful number, since it uses less digits than its factorization.

12038653 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2748 (or 2737 counting only the distinct ones).

The product of its (nonzero) digits is 4320, while the sum is 28.

The square root of 12038653 is about 3469.6762096772. The cubic root of 12038653 is about 229.1883997167.

The spelling of 12038653 in words is "twelve million, thirty-eight thousand, six hundred fifty-three".