135763 has 4 divisors (see below), whose sum is σ = 136960. Its totient is φ = 134568.

The previous prime is 135757. The next prime is 135781. The reversal of 135763 is 367531.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 135763 - 2⁵ = 135731 is a prime.

It is a Duffinian number.

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 (7) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 408 + ... + 661.

It is an arithmetic number, because the mean of its divisors is an integer number (34240).

2¹³⁵⁷⁶³ is an apocalyptic number.

135763 is a deficient number, since it is larger than the sum of its proper divisors (1197).

135763 is a wasteful number, since it uses less digits than its factorization.

135763 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1196.

The product of its digits is 1890, while the sum is 25.

The square root of 135763 is about 368.4603099385. The cubic root of 135763 is about 51.3957422021.

It can be divided in two parts, 1357 and 63, that multiplied together give a triangular number (85491 = T₄₁₃).

The spelling of 135763 in words is "one hundred thirty-five thousand, seven hundred sixty-three".