20133033 has 4 divisors (see below), whose sum is σ = 26844048. Its totient is φ = 13422020.

The previous prime is 20133023. The next prime is 20133041. The reversal of 20133033 is 33033102.

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 20133033 - 2⁶ = 20132969 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (20133023) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3355503 + ... + 3355508.

It is an arithmetic number, because the mean of its divisors is an integer number (6711012).

Almost surely, 2^20133033 is an apocalyptic number.

It is an amenable number.

20133033 is a deficient number, since it is larger than the sum of its proper divisors (6711015).

20133033 is an equidigital number, since it uses as much as digits as its factorization.

20133033 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6711014.

The product of its (nonzero) digits is 162, while the sum is 15.

The square root of 20133033 is about 4486.9848450825. The cubic root of 20133033 is about 272.0422773457.

Adding to 20133033 its reverse (33033102), we get a palindrome (53166135).

The spelling of 20133033 in words is "twenty million, one hundred thirty-three thousand, thirty-three".