133875265 has 8 divisors (see below), whose sum is σ = 162586368. Its totient is φ = 105809520.

The previous prime is 133875263. The next prime is 133875271. The reversal of 133875265 is 562578331.

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

It is not a de Polignac number, because 133875265 - 2¹ = 133875263 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (133875263) 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, 160881 + ... + 161710.

It is an arithmetic number, because the mean of its divisors is an integer number (20323296).

Almost surely, 2^133875265 is an apocalyptic number.

It is an amenable number.

133875265 is a deficient number, since it is larger than the sum of its proper divisors (28711103).

133875265 is an equidigital number, since it uses as much as digits as its factorization.

133875265 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 322679.

The product of its digits is 151200, while the sum is 40.

The square root of 133875265 is about 11570.4479169996. The cubic root of 133875265 is about 511.5641648816.

The spelling of 133875265 in words is "one hundred thirty-three million, eight hundred seventy-five thousand, two hundred sixty-five".