135525453 has 16 divisors (see below), whose sum is σ = 215494656. Its totient is φ = 74075760.

The previous prime is 135525437. The next prime is 135525503. The reversal of 135525453 is 354525531.

It is a happy number.

It is not a de Polignac number, because 135525453 - 2⁴ = 135525437 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (135525253) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 139813 + ... + 140778.

It is an arithmetic number, because the mean of its divisors is an integer number (13468416).

Almost surely, 2^135525453 is an apocalyptic number.

It is an amenable number.

135525453 is a deficient number, since it is larger than the sum of its proper divisors (79969203).

135525453 is a wasteful number, since it uses less digits than its factorization.

135525453 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 280624.

The product of its digits is 45000, while the sum is 33.

The square root of 135525453 is about 11641.5399754500. The cubic root of 135525453 is about 513.6574867901.

The spelling of 135525453 in words is "one hundred thirty-five million, five hundred twenty-five thousand, four hundred fifty-three".