133225154 has 16 divisors (see below), whose sum is σ = 213615360. Its totient is φ = 62161440.

The previous prime is 133225153. The next prime is 133225163. The reversal of 133225154 is 451522331.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (133225153) 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, 33434 + ... + 37205.

It is an arithmetic number, because the mean of its divisors is an integer number (13350960).

Almost surely, 2^133225154 is an apocalyptic number.

133225154 is a deficient number, since it is larger than the sum of its proper divisors (80390206).

133225154 is a wasteful number, since it uses less digits than its factorization.

133225154 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 70705.

The product of its digits is 3600, while the sum is 26.

The square root of 133225154 is about 11542.3201307190. The cubic root of 133225154 is about 510.7347528066.

Adding to 133225154 its reverse (451522331), we get a palindrome (584747485).

The spelling of 133225154 in words is "one hundred thirty-three million, two hundred twenty-five thousand, one hundred fifty-four".