133042043 has 8 divisors (see below), whose sum is σ = 137121600. Its totient is φ = 129007368.

The previous prime is 133042033. The next prime is 133042057. The reversal of 133042043 is 340240331.

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

It is a cyclic number.

It is not a de Polignac number, because 133042043 - 2⁴ = 133042027 is a prime.

It is a super-2 number, since 2×133042043² = 35400370411227698, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (133042003) 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 in 7 ways as a sum of consecutive naturals, for example, 5153 + ... + 17106.

It is an arithmetic number, because the mean of its divisors is an integer number (17140200).

Almost surely, 2^133042043 is an apocalyptic number.

133042043 is a deficient number, since it is larger than the sum of its proper divisors (4079557).

133042043 is a wasteful number, since it uses less digits than its factorization.

133042043 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22441.

The product of its (nonzero) digits is 864, while the sum is 20.

The square root of 133042043 is about 11534.3852458638. The cubic root of 133042043 is about 510.5006527939.

Adding to 133042043 its reverse (340240331), we get a palindrome (473282374).

The spelling of 133042043 in words is "one hundred thirty-three million, forty-two thousand, forty-three".