135152325 has 144 divisors (see below), whose sum is σ = 313372800. Its totient is φ = 54028800.

The previous prime is 135152321. The next prime is 135152327. The reversal of 135152325 is 523251531.

It is a happy number.

135152325 is a `hidden beast` number, since 135 + 1 + 523 + 2 + 5 = 666.

It is not a de Polignac number, because 135152325 - 2² = 135152321 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (135152321) by changing a digit.

It is a polite number, since it can be written in 143 ways as a sum of consecutive naturals, for example, 502291 + ... + 502559.

It is an arithmetic number, because the mean of its divisors is an integer number (2176200).

Almost surely, 2^135152325 is an apocalyptic number.

135152325 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

135152325 is an abundant number, since it is smaller than the sum of its proper divisors (178220475).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

135152325 is a wasteful number, since it uses less digits than its factorization.

135152325 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 332 (or 324 counting only the distinct ones).

The product of its digits is 4500, while the sum is 27.

The square root of 135152325 is about 11625.5032149150. The cubic root of 135152325 is about 513.1856537667.

The spelling of 135152325 in words is "one hundred thirty-five million, one hundred fifty-two thousand, three hundred twenty-five".