12033533 has 2 divisors, whose sum is σ = 12033534. Its totient is φ = 12033532.

The previous prime is 12033509. The next prime is 12033557. The reversal of 12033533 is 33533021.

12033533 is nontrivially palindromic in base 14.

It is a balanced prime because it is at equal distance from previous prime (12033509) and next prime (12033557).

It can be written as a sum of positive squares in only one way, i.e., 10067929 + 1965604 = 3173^2 + 1402^2 .

It is an emirp because it is prime and its reverse (33533021) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 12033533 - 2⁸ = 12033277 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12033583) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6016766 + 6016767.

It is an arithmetic number, because the mean of its divisors is an integer number (6016767).

Almost surely, 2^12033533 is an apocalyptic number.

It is an amenable number.

12033533 is a deficient number, since it is larger than the sum of its proper divisors (1).

12033533 is an equidigital number, since it uses as much as digits as its factorization.

12033533 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 810, while the sum is 20.

The square root of 12033533 is about 3468.9383102039. The cubic root of 12033533 is about 229.1559040822.

Adding to 12033533 its reverse (33533021), we get a palindrome (45566554).

The spelling of 12033533 in words is "twelve million, thirty-three thousand, five hundred thirty-three".