135748 has 6 divisors (see below), whose sum is σ = 237566. Its totient is φ = 67872.

The previous prime is 135743. The next prime is 135757. The reversal of 135748 is 847531.

It can be written as a sum of positive squares in only one way, i.e., 135424 + 324 = 368^2 + 18^2 .

It is not an unprimeable number, because it can be changed into a prime (135743) 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, 16965 + ... + 16972.

2¹³⁵⁷⁴⁸ is an apocalyptic number.

It is an amenable number.

135748 is a deficient number, since it is larger than the sum of its proper divisors (101818).

135748 is a wasteful number, since it uses less digits than its factorization.

135748 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33941 (or 33939 counting only the distinct ones).

The product of its digits is 3360, while the sum is 28.

The square root of 135748 is about 368.4399544023. The cubic root of 135748 is about 51.3938492845.

The spelling of 135748 in words is "one hundred thirty-five thousand, seven hundred forty-eight".