134421125 has 36 divisors (see below), whose sum is σ = 181175436. Its totient is φ = 99552000.

The previous prime is 134421109. The next prime is 134421151. The reversal of 134421125 is 521124431.

It is a powerful number, because all its prime factors have an exponent greater than 1 and also an Achilles number because it is not a perfect power.

It can be written as a sum of positive squares in 18 ways, for example, as 132204004 + 2217121 = 11498^2 + 1489^2 .

It is not a de Polignac number, because 134421125 - 2⁴ = 134421109 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 134421125.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 2203595 + ... + 2203655.

It is an arithmetic number, because the mean of its divisors is an integer number (5032651).

Almost surely, 2^134421125 is an apocalyptic number.

It is an amenable number.

134421125 is a deficient number, since it is larger than the sum of its proper divisors (46754311).

134421125 is an frugal number, since it uses more digits than its factorization.

134421125 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 171 (or 83 counting only the distinct ones).

The product of its digits is 960, while the sum is 23.

The square root of 134421125 is about 11594.0124633364. The cubic root of 134421125 is about 512.2585021236.

Adding to 134421125 its reverse (521124431), we get a palindrome (655545556).

It can be divided in two parts, 13442 and 1125, that multiplied together give a triangular number (15122250 = T₅₄₉₉).

The spelling of 134421125 in words is "one hundred thirty-four million, four hundred twenty-one thousand, one hundred twenty-five".