135596 has 12 divisors (see below), whose sum is σ = 240240. Its totient is φ = 66960.

The previous prime is 135593. The next prime is 135599. The reversal of 135596 is 695531.

It is an interprime number because it is at equal distance from previous prime (135593) and next prime (135599).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (135593) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 281 + ... + 591.

It is an arithmetic number, because the mean of its divisors is an integer number (20020).

2¹³⁵⁵⁹⁶ is an apocalyptic number.

It is an amenable number.

135596 is a deficient number, since it is larger than the sum of its proper divisors (104644).

135596 is a wasteful number, since it uses less digits than its factorization.

135596 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 424 (or 422 counting only the distinct ones).

The product of its digits is 4050, while the sum is 29.

The square root of 135596 is about 368.2336214959. The cubic root of 135596 is about 51.3746598486.

The spelling of 135596 in words is "one hundred thirty-five thousand, five hundred ninety-six".