33033113 has 4 divisors (see below), whose sum is σ = 33146148. Its totient is φ = 32920080.

The previous prime is 33033103. The next prime is 33033127. The reversal of 33033113 is 31133033.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 25120144 + 7912969 = 5012^2 + 2813^2 .

It is a cyclic number.

It is not a de Polignac number, because 33033113 - 2²² = 28838809 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 33033091 and 33033100.

It is not an unprimeable number, because it can be changed into a prime (33033103) 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, 56078 + ... + 56663.

It is an arithmetic number, because the mean of its divisors is an integer number (8286537).

Almost surely, 2^33033113 is an apocalyptic number.

It is an amenable number.

33033113 is a deficient number, since it is larger than the sum of its proper divisors (113035).

33033113 is a wasteful number, since it uses less digits than its factorization.

33033113 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 113034.

The product of its (nonzero) digits is 243, while the sum is 17.

The square root of 33033113 is about 5747.4440406149. Note that the first 3 decimals coincide. The cubic root of 33033113 is about 320.8606810593.

Adding to 33033113 its reverse (31133033), we get a palindrome (64166146).

The spelling of 33033113 in words is "thirty-three million, thirty-three thousand, one hundred thirteen".