12133653 has 16 divisors (see below), whose sum is σ = 18579456. Its totient is φ = 6899760.

The previous prime is 12133651. The next prime is 12133691. The reversal of 12133653 is 35633121.

It is a happy number.

It is not a de Polignac number, because 12133653 - 2¹ = 12133651 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12133651) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3388 + ... + 5978.

It is an arithmetic number, because the mean of its divisors is an integer number (1161216).

Almost surely, 2^12133653 is an apocalyptic number.

It is an amenable number.

12133653 is a deficient number, since it is larger than the sum of its proper divisors (6445803).

12133653 is a wasteful number, since it uses less digits than its factorization.

12133653 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2824.

The product of its digits is 1620, while the sum is 24.

The square root of 12133653 is about 3483.3393460873. The cubic root of 12133653 is about 229.7896817139.

Adding to 12133653 its reverse (35633121), we get a palindrome (47766774).

The spelling of 12133653 in words is "twelve million, one hundred thirty-three thousand, six hundred fifty-three".