135244 has 6 divisors (see below), whose sum is σ = 236684. Its totient is φ = 67620.

The previous prime is 135241. The next prime is 135257. The reversal of 135244 is 442531.

It is not an unprimeable number, because it can be changed into a prime (135241) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (5) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 16902 + ... + 16909.

2¹³⁵²⁴⁴ is an apocalyptic number.

It is an amenable number.

135244 is a deficient number, since it is larger than the sum of its proper divisors (101440).

135244 is a wasteful number, since it uses less digits than its factorization.

135244 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33815 (or 33813 counting only the distinct ones).

The product of its digits is 480, while the sum is 19.

The square root of 135244 is about 367.7553534621. The cubic root of 135244 is about 51.3301660308.

Adding to 135244 its reverse (442531), we get a palindrome (577775).

It can be divided in two parts, 1 and 35244, that added together give a triangular number (35245 = T₂₆₅).

The spelling of 135244 in words is "one hundred thirty-five thousand, two hundred forty-four".