135986635 has 8 divisors (see below), whose sum is σ = 163247616. Its totient is φ = 108746880.

The previous prime is 135986633. The next prime is 135986657. The reversal of 135986635 is 536689531.

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

It is not a de Polignac number, because 135986635 - 2¹ = 135986633 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (135986633) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 18550 + ... + 24820.

It is an arithmetic number, because the mean of its divisors is an integer number (20405952).

Almost surely, 2^135986635 is an apocalyptic number.

135986635 is a deficient number, since it is larger than the sum of its proper divisors (27260981).

135986635 is an equidigital number, since it uses as much as digits as its factorization.

135986635 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10613.

The product of its digits is 583200, while the sum is 46.

The square root of 135986635 is about 11661.3307559643. The cubic root of 135986635 is about 514.2394719041.

The spelling of 135986635 in words is "one hundred thirty-five million, nine hundred eighty-six thousand, six hundred thirty-five".