133244133 has 16 divisors (see below), whose sum is σ = 196148736. Its totient is φ = 79779440.

The previous prime is 133244119. The next prime is 133244159. The reversal of 133244133 is 331442331.

It is a cyclic number.

It is not a de Polignac number, because 133244133 - 2⁴ = 133244117 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (133244333) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 21585 + ... + 27062.

It is an arithmetic number, because the mean of its divisors is an integer number (12259296).

Almost surely, 2^133244133 is an apocalyptic number.

It is an amenable number.

133244133 is a deficient number, since it is larger than the sum of its proper divisors (62904603).

133244133 is a wasteful number, since it uses less digits than its factorization.

133244133 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 48744.

The product of its digits is 2592, while the sum is 24.

The square root of 133244133 is about 11543.1422498382. The cubic root of 133244133 is about 510.7590044195.

Adding to 133244133 its reverse (331442331), we get a palindrome (464686464).

The spelling of 133244133 in words is "one hundred thirty-three million, two hundred forty-four thousand, one hundred thirty-three".