133088243 has 2 divisors, whose sum is σ = 133088244. Its totient is φ = 133088242.

The previous prime is 133088231. The next prime is 133088261. The reversal of 133088243 is 342880331.

It is a happy number.

It is a weak prime.

It is an emirp because it is prime and its reverse (342880331) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 133088243 - 2²⁰ = 132039667 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (133088203) 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, 66544121 + 66544122.

It is an arithmetic number, because the mean of its divisors is an integer number (66544122).

Almost surely, 2^133088243 is an apocalyptic number.

133088243 is a deficient number, since it is larger than the sum of its proper divisors (1).

133088243 is an equidigital number, since it uses as much as digits as its factorization.

133088243 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 13824, while the sum is 32.

The square root of 133088243 is about 11536.3877795435. The cubic root of 133088243 is about 510.5597378774.

It can be divided in two parts, 133088 and 243, that added together give a palindrome (133331).

The spelling of 133088243 in words is "one hundred thirty-three million, eighty-eight thousand, two hundred forty-three".