12536133 has 4 divisors (see below), whose sum is σ = 16714848. Its totient is φ = 8357420.

The previous prime is 12536131. The next prime is 12536141. The reversal of 12536133 is 33163521.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 12536133 - 2¹ = 12536131 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12536131) 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 3 ways as a sum of consecutive naturals, for example, 2089353 + ... + 2089358.

It is an arithmetic number, because the mean of its divisors is an integer number (4178712).

Almost surely, 2^12536133 is an apocalyptic number.

It is an amenable number.

12536133 is a deficient number, since it is larger than the sum of its proper divisors (4178715).

12536133 is an equidigital number, since it uses as much as digits as its factorization.

12536133 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4178714.

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

The square root of 12536133 is about 3540.6401963487. The cubic root of 12536133 is about 232.3028459307.

Adding to 12536133 its reverse (33163521), we get a palindrome (45699654).

The spelling of 12536133 in words is "twelve million, five hundred thirty-six thousand, one hundred thirty-three".