133345227 has 8 divisors (see below), whose sum is σ = 179936064. Its totient is φ = 87825608.

The previous prime is 133345213. The next prime is 133345253. The reversal of 133345227 is 722543331.

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 133345227 - 2¹¹ = 133343179 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 133345194 and 133345203.

It is not an unprimeable number, because it can be changed into a prime (133345327) 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, 267513 + ... + 268010.

It is an arithmetic number, because the mean of its divisors is an integer number (22492008).

Almost surely, 2^133345227 is an apocalyptic number.

133345227 is a deficient number, since it is larger than the sum of its proper divisors (46590837).

133345227 is an equidigital number, since it uses as much as digits as its factorization.

133345227 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 535609.

The product of its digits is 15120, while the sum is 30.

The square root of 133345227 is about 11547.5203831818. The cubic root of 133345227 is about 510.8881448590. Note that the first 3 decimals are identical.

Adding to 133345227 its reverse (722543331), we get a palindrome (855888558).

The spelling of 133345227 in words is "one hundred thirty-three million, three hundred forty-five thousand, two hundred twenty-seven".