33042851 has 2 divisors, whose sum is σ = 33042852. Its totient is φ = 33042850.

The previous prime is 33042847. The next prime is 33042853. The reversal of 33042851 is 15824033.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 33042851 - 2² = 33042847 is a prime.

Together with 33042853, it forms a pair of twin primes.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 33042851.

It is not a weakly prime, because it can be changed into another prime (33042853) 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 as a sum of consecutive naturals, namely, 16521425 + 16521426.

It is an arithmetic number, because the mean of its divisors is an integer number (16521426).

Almost surely, 2^33042851 is an apocalyptic number.

33042851 is a deficient number, since it is larger than the sum of its proper divisors (1).

33042851 is an equidigital number, since it uses as much as digits as its factorization.

33042851 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2880, while the sum is 26.

The square root of 33042851 is about 5748.2911373729. The cubic root of 33042851 is about 320.8922073476.

Adding to 33042851 its reverse (15824033), we get a palindrome (48866884).

The spelling of 33042851 in words is "thirty-three million, forty-two thousand, eight hundred fifty-one".