135827853 has 24 divisors (see below), whose sum is σ = 214256160. Its totient is φ = 76295520.

The previous prime is 135827849. The next prime is 135827869. The reversal of 135827853 is 358728531.

It is not a de Polignac number, because 135827853 - 2² = 135827849 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (135827353) 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, 843 + ... + 16503.

It is an arithmetic number, because the mean of its divisors is an integer number (8927340).

Almost surely, 2^135827853 is an apocalyptic number.

It is an amenable number.

135827853 is a deficient number, since it is larger than the sum of its proper divisors (78428307).

135827853 is a wasteful number, since it uses less digits than its factorization.

135827853 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15737 (or 15730 counting only the distinct ones).

The product of its digits is 201600, while the sum is 42.

The square root of 135827853 is about 11654.5207108658. The cubic root of 135827853 is about 514.0392469035.

The spelling of 135827853 in words is "one hundred thirty-five million, eight hundred twenty-seven thousand, eight hundred fifty-three".