135241525 has 24 divisors (see below), whose sum is σ = 178336800. Its totient is φ = 101448000.

The previous prime is 135241523. The next prime is 135241543. The reversal of 135241525 is 525142531.

It is not a de Polignac number, because 135241525 - 2¹ = 135241523 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 135241493 and 135241502.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (135241523) 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, 46566 + ... + 49384.

It is an arithmetic number, because the mean of its divisors is an integer number (7430700).

Almost surely, 2^135241525 is an apocalyptic number.

It is an amenable number.

135241525 is a deficient number, since it is larger than the sum of its proper divisors (43095275).

135241525 is a wasteful number, since it uses less digits than its factorization.

135241525 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2949 (or 2944 counting only the distinct ones).

The product of its digits is 6000, while the sum is 28.

The square root of 135241525 is about 11629.3389751955. The cubic root of 135241525 is about 513.2985291052.

The spelling of 135241525 in words is "one hundred thirty-five million, two hundred forty-one thousand, five hundred twenty-five".