135686035 has 4 divisors (see below), whose sum is σ = 162823248. Its totient is φ = 108548824.

The previous prime is 135686029. The next prime is 135686051. The reversal of 135686035 is 530686531.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 530686531 = 523 ⋅1014697.

It is a cyclic number.

It is not a de Polignac number, because 135686035 - 2⁵ = 135686003 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 135685985 and 135686003.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 13568599 + ... + 13568608.

It is an arithmetic number, because the mean of its divisors is an integer number (40705812).

Almost surely, 2^135686035 is an apocalyptic number.

135686035 is a deficient number, since it is larger than the sum of its proper divisors (27137213).

135686035 is an equidigital number, since it uses as much as digits as its factorization.

135686035 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27137212.

The product of its (nonzero) digits is 64800, while the sum is 37.

The square root of 135686035 is about 11648.4348734068. The cubic root of 135686035 is about 513.8602816356.

The spelling of 135686035 in words is "one hundred thirty-five million, six hundred eighty-six thousand, thirty-five".