133125106 has 8 divisors (see below), whose sum is σ = 200021724. Its totient is φ = 66451200.

The previous prime is 133125089. The next prime is 133125107. The reversal of 133125106 is 601521331.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 101304225 + 31820881 = 10065^2 + 5641^2 .

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

It is a super-2 number, since 2×133125106² = 35444587695022472, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (133125107) 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 3 ways as a sum of consecutive naturals, for example, 54175 + ... + 56578.

Almost surely, 2^133125106 is an apocalyptic number.

133125106 is a deficient number, since it is larger than the sum of its proper divisors (66896618).

133125106 is a wasteful number, since it uses less digits than its factorization.

133125106 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 111356.

The product of its (nonzero) digits is 540, while the sum is 22.

The square root of 133125106 is about 11537.9853527381. The cubic root of 133125106 is about 510.6068720839.

Adding to 133125106 its reverse (601521331), we get a palindrome (734646437).

The spelling of 133125106 in words is "one hundred thirty-three million, one hundred twenty-five thousand, one hundred six".