133798333 has 2 divisors, whose sum is σ = 133798334. Its totient is φ = 133798332.

The previous prime is 133798321. The next prime is 133798363. The reversal of 133798333 is 333897331.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 133333209 + 465124 = 11547^2 + 682^2 .

It is an emirp because it is prime and its reverse (333897331) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 133798333 - 2²¹ = 131701181 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (133798303) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 66899166 + 66899167.

It is an arithmetic number, because the mean of its divisors is an integer number (66899167).

Almost surely, 2^133798333 is an apocalyptic number.

It is an amenable number.

133798333 is a deficient number, since it is larger than the sum of its proper divisors (1).

133798333 is an equidigital number, since it uses as much as digits as its factorization.

133798333 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 122472, while the sum is 40.

The square root of 133798333 is about 11567.1229352852. The cubic root of 133798333 is about 511.4661552520.

It can be divided in two parts, 13379 and 8333, that added together give a palindrome (21712).

The spelling of 133798333 in words is "one hundred thirty-three million, seven hundred ninety-eight thousand, three hundred thirty-three".