133473265 has 8 divisors (see below), whose sum is σ = 162195840. Its totient is φ = 105426672.

The previous prime is 133473257. The next prime is 133473269. The reversal of 133473265 is 562374331.

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 133473265 - 2³ = 133473257 is a prime.

It is a super-3 number, since 3×133473265³ (a number of 25 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a self number, because there is not a number n which added to its sum of digits gives 133473265.

It is not an unprimeable number, because it can be changed into a prime (133473269) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 168559 + ... + 169348.

It is an arithmetic number, because the mean of its divisors is an integer number (20274480).

Almost surely, 2^133473265 is an apocalyptic number.

It is an amenable number.

133473265 is a deficient number, since it is larger than the sum of its proper divisors (28722575).

133473265 is an equidigital number, since it uses as much as digits as its factorization.

133473265 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 337991.

The product of its digits is 45360, while the sum is 34.

The square root of 133473265 is about 11553.0630137639. The cubic root of 133473265 is about 511.0516107047.

The spelling of 133473265 in words is "one hundred thirty-three million, four hundred seventy-three thousand, two hundred sixty-five".