134220325 has 6 divisors (see below), whose sum is σ = 166433234. Its totient is φ = 107376240.

The previous prime is 134220293. The next prime is 134220337. The reversal of 134220325 is 523022431.

It can be written as a sum of positive squares in 3 ways, for example, as 47320641 + 86899684 = 6879^2 + 9322^2 .

It is not a de Polignac number, because 134220325 - 2⁵ = 134220293 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 134220296 and 134220305.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 2684382 + ... + 2684431.

Almost surely, 2^134220325 is an apocalyptic number.

It is an amenable number.

134220325 is a deficient number, since it is larger than the sum of its proper divisors (32212909).

134220325 is an equidigital number, since it uses as much as digits as its factorization.

134220325 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5368823 (or 5368818 counting only the distinct ones).

The product of its (nonzero) digits is 1440, while the sum is 22.

The square root of 134220325 is about 11585.3495847126. The cubic root of 134220325 is about 512.0033022350.

Adding to 134220325 its reverse (523022431), we get a palindrome (657242756).

The spelling of 134220325 in words is "one hundred thirty-four million, two hundred twenty thousand, three hundred twenty-five".