133243033 has 8 divisors (see below), whose sum is σ = 166121280. Its totient is φ = 103825680.

The previous prime is 133243021. The next prime is 133243069. The reversal of 133243033 is 330342331.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 133243033 - 2⁹ = 133242521 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 133242995 and 133243013.

It is not an unprimeable number, because it can be changed into a prime (133243013) 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 in 7 ways as a sum of consecutive naturals, for example, 865138 + ... + 865291.

It is an arithmetic number, because the mean of its divisors is an integer number (20765160).

Almost surely, 2^133243033 is an apocalyptic number.

It is an amenable number.

133243033 is a deficient number, since it is larger than the sum of its proper divisors (32878247).

133243033 is a wasteful number, since it uses less digits than its factorization.

133243033 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1730447.

The product of its (nonzero) digits is 1944, while the sum is 22.

The square root of 133243033 is about 11543.0946024019. The cubic root of 133243033 is about 510.7575988881.

Adding to 133243033 its reverse (330342331), we get a palindrome (463585364).

The spelling of 133243033 in words is "one hundred thirty-three million, two hundred forty-three thousand, thirty-three".