133341121 has 4 divisors (see below), whose sum is σ = 135601200. Its totient is φ = 131081044.

The previous prime is 133341119. The next prime is 133341139. The reversal of 133341121 is 121143331.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 133341121 - 2¹ = 133341119 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (133341521) 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 3 ways as a sum of consecutive naturals, for example, 1129951 + ... + 1130068.

It is an arithmetic number, because the mean of its divisors is an integer number (33900300).

Almost surely, 2^133341121 is an apocalyptic number.

It is an amenable number.

133341121 is a deficient number, since it is larger than the sum of its proper divisors (2260079).

133341121 is an equidigital number, since it uses as much as digits as its factorization.

133341121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2260078.

The product of its digits is 216, while the sum is 19.

The square root of 133341121 is about 11547.3425947272. The cubic root of 133341121 is about 510.8829010061.

Adding to 133341121 its reverse (121143331), we get a palindrome (254484452).

The spelling of 133341121 in words is "one hundred thirty-three million, three hundred forty-one thousand, one hundred twenty-one".