135525715 has 8 divisors (see below), whose sum is σ = 175141008. Its totient is φ = 100080480.

The previous prime is 135525703. The next prime is 135525721. The reversal of 135525715 is 517525531.

135525715 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 135525715 - 2¹¹ = 135523667 is a prime.

It is a super-2 number, since 2×135525715² = 36734438852522450, which contains 22 as substring.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1042441 + ... + 1042570.

It is an arithmetic number, because the mean of its divisors is an integer number (21892626).

Almost surely, 2^135525715 is an apocalyptic number.

135525715 is a deficient number, since it is larger than the sum of its proper divisors (39615293).

135525715 is a wasteful number, since it uses less digits than its factorization.

135525715 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2085029.

The product of its digits is 26250, while the sum is 34.

The square root of 135525715 is about 11641.5512282513. The cubic root of 135525715 is about 513.6578177935.

The spelling of 135525715 in words is "one hundred thirty-five million, five hundred twenty-five thousand, seven hundred fifteen".