133433841 has 8 divisors (see below), whose sum is σ = 178263360. Its totient is φ = 88780112.

The previous prime is 133433819. The next prime is 133433857. The reversal of 133433841 is 148334331.

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 133433841 - 2¹⁷ = 133302769 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 133433799 and 133433808.

It is not an unprimeable number, because it can be changed into a prime (133433891) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 42165 + ... + 45218.

It is an arithmetic number, because the mean of its divisors is an integer number (22282920).

Almost surely, 2^133433841 is an apocalyptic number.

It is an amenable number.

133433841 is a deficient number, since it is larger than the sum of its proper divisors (44829519).

133433841 is an equidigital number, since it uses as much as digits as its factorization.

133433841 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 87895.

The product of its digits is 10368, while the sum is 30.

The square root of 133433841 is about 11551.3566735687. The cubic root of 133433841 is about 511.0012893096.

The spelling of 133433841 in words is "one hundred thirty-three million, four hundred thirty-three thousand, eight hundred forty-one".