133546223 has 8 divisors (see below), whose sum is σ = 136581120. Its totient is φ = 130519480.

The previous prime is 133546219. The next prime is 133546229. The reversal of 133546223 is 322645331.

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 133546223 - 2² = 133546219 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (133546229) 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, 41258 + ... + 44376.

It is an arithmetic number, because the mean of its divisors is an integer number (17072640).

Almost surely, 2^133546223 is an apocalyptic number.

133546223 is a deficient number, since it is larger than the sum of its proper divisors (3034897).

133546223 is an equidigital number, since it uses as much as digits as its factorization.

133546223 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4077.

The product of its digits is 12960, while the sum is 29.

The square root of 133546223 is about 11556.2201000154. The cubic root of 133546223 is about 511.1447092788.

The spelling of 133546223 in words is "one hundred thirty-three million, five hundred forty-six thousand, two hundred twenty-three".