133424211 has 16 divisors (see below), whose sum is σ = 192374784. Its totient is φ = 81934464.

The previous prime is 133424201. The next prime is 133424231. The reversal of 133424211 is 112424331.

It is not a de Polignac number, because 133424211 - 2⁶ = 133424147 is a prime.

It is not an unprimeable number, because it can be changed into a prime (133424201) 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 15 ways as a sum of consecutive naturals, for example, 25435 + ... + 30228.

It is an arithmetic number, because the mean of its divisors is an integer number (12023424).

Almost surely, 2^133424211 is an apocalyptic number.

133424211 is a deficient number, since it is larger than the sum of its proper divisors (58950573).

133424211 is a wasteful number, since it uses less digits than its factorization.

133424211 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 55730.

The product of its digits is 576, while the sum is 21.

The square root of 133424211 is about 11550.9398318925. The cubic root of 133424211 is about 510.9889959245.

Adding to 133424211 its reverse (112424331), we get a palindrome (245848542).

The spelling of 133424211 in words is "one hundred thirty-three million, four hundred twenty-four thousand, two hundred eleven".