135524325 has 24 divisors (see below), whose sum is σ = 226298016. Its totient is φ = 71560000.

The previous prime is 135524269. The next prime is 135524327. The reversal of 135524325 is 523425531.

It is not a de Polignac number, because 135524325 - 2⁷ = 135524197 is a prime.

Its product of digits (18000) is a multiple of the sum of its prime divisors (18000).

It is a junction number, because it is equal to n+sod(n) for n = 135524292 and 135524301.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (135524327) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1371 + ... + 16520.

It is an arithmetic number, because the mean of its divisors is an integer number (9429084).

Almost surely, 2^135524325 is an apocalyptic number.

135524325 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

135524325 is a deficient number, since it is larger than the sum of its proper divisors (90773691).

135524325 is a wasteful number, since it uses less digits than its factorization.

135524325 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18005 (or 18000 counting only the distinct ones).

The product of its digits is 18000, while the sum is 30.

The square root of 135524325 is about 11641.4915281505. The cubic root of 135524325 is about 513.6560617017.

Adding to 135524325 its reverse (523425531), we get a palindrome (658949856).

The spelling of 135524325 in words is "one hundred thirty-five million, five hundred twenty-four thousand, three hundred twenty-five".