135562135 has 4 divisors (see below), whose sum is σ = 162674568. Its totient is φ = 108449704.

The previous prime is 135562109. The next prime is 135562139. The reversal of 135562135 is 531265531.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 531265531 = 61 ⋅8709271.

It is a cyclic number.

It is not a de Polignac number, because 135562135 - 2²⁷ = 1344407 is a prime.

It is a Smith number, since the sum of its digits (31) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 135562097 and 135562106.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (135562139) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 13556209 + ... + 13556218.

It is an arithmetic number, because the mean of its divisors is an integer number (40668642).

Almost surely, 2^135562135 is an apocalyptic number.

135562135 is a deficient number, since it is larger than the sum of its proper divisors (27112433).

135562135 is an equidigital number, since it uses as much as digits as its factorization.

135562135 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27112432.

The product of its digits is 13500, while the sum is 31.

The square root of 135562135 is about 11643.1153477066. The cubic root of 135562135 is about 513.7038256483.

The spelling of 135562135 in words is "one hundred thirty-five million, five hundred sixty-two thousand, one hundred thirty-five".