33243434233 has 2 divisors, whose sum is σ = 33243434234.
Its totient is φ = 33243434232.
The previous prime is 33243434173. The next prime is 33243434239.
33243434233 is nontrivially palindromic in base 10.
It is a strong prime.
It can be written as a sum of positive squares in only one way, i.e., 32023818304 + 1219615929 = 178952^2 + 34923^2
It is a palprime.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-33243434233 is a prime.
It is a super-2 number, since 2×332434342332 (a number of 22 digits) contains 22 as substring.
It is not a weakly prime, because it can be changed into another prime (33243434239) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (23) of ones.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 16621717116 + 16621717117.
It is an arithmetic number, because the mean of its divisors is an integer number (16621717117).
Almost surely, 233243434233 is an apocalyptic number.
It is an amenable number.
33243434233 is a deficient number, since it is larger than the sum of its proper divisors (1).
33243434233 is an equidigital number, since it uses as much as digits as its factorization.
33243434233 is an odious number, because the sum of its binary digits is odd.
The product of its digits is 186624, while the sum is 34.
The spelling of 33243434233 in words is "thirty-three billion, two hundred forty-three million, four hundred thirty-four thousand, two hundred thirty-three".