135146125 has 16 divisors (see below), whose sum is σ = 169017264. Its totient is φ = 107889600.

The previous prime is 135146113. The next prime is 135146147. The reversal of 135146125 is 521641531.

It can be written as a sum of positive squares in 8 ways, for example, as 21659716 + 113486409 = 4654^2 + 10653^2 .

It is not a de Polignac number, because 135146125 - 2⁵ = 135146093 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 135146093 and 135146102.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 83827 + ... + 85423.

It is an arithmetic number, because the mean of its divisors is an integer number (10563579).

Almost surely, 2^135146125 is an apocalyptic number.

It is an amenable number.

135146125 is a deficient number, since it is larger than the sum of its proper divisors (33871139).

135146125 is an equidigital number, since it uses as much as digits as its factorization.

135146125 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2289 (or 2279 counting only the distinct ones).

The product of its digits is 3600, while the sum is 28.

The square root of 135146125 is about 11625.2365567329. The cubic root of 135146125 is about 513.1778063257.

Adding to 135146125 its reverse (521641531), we get a palindrome (656787656).

The spelling of 135146125 in words is "one hundred thirty-five million, one hundred forty-six thousand, one hundred twenty-five".