12002033 has 4 divisors (see below), whose sum is σ = 12015780. Its totient is φ = 11988288.

The previous prime is 12001999. The next prime is 12002059. The reversal of 12002033 is 33020021.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 33020021 = 37 ⋅892433.

It can be written as a sum of positive squares in 2 ways, for example, as 1940449 + 10061584 = 1393^2 + 3172^2 .

It is a cyclic number.

It is not a de Polignac number, because 12002033 - 2²² = 7807729 is a prime.

It is a super-2 number, since 2×12002033² = 288097592266178, which contains 22 as substring.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (12002093) 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, 5468 + ... + 7341.

It is an arithmetic number, because the mean of its divisors is an integer number (3003945).

Almost surely, 2^12002033 is an apocalyptic number.

It is an amenable number.

12002033 is a deficient number, since it is larger than the sum of its proper divisors (13747).

12002033 is an equidigital number, since it uses as much as digits as its factorization.

12002033 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13746.

The product of its (nonzero) digits is 36, while the sum is 11.

The square root of 12002033 is about 3464.3950409848. The cubic root of 12002033 is about 228.9557766920.

Adding to 12002033 its reverse (33020021), we get a palindrome (45022054).

The spelling of 12002033 in words is "twelve million, two thousand, thirty-three".