135718 has 16 divisors (see below), whose sum is σ = 230400. Its totient is φ = 59400.

The previous prime is 135701. The next prime is 135719. The reversal of 135718 is 817531.

It is a junction number, because it is equal to n+sod(n) for n = 135692 and 135701.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (135719) by changing a digit.

135718 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 583 + ... + 781.

It is an arithmetic number, because the mean of its divisors is an integer number (14400).

2¹³⁵⁷¹⁸ is an apocalyptic number.

135718 is a deficient number, since it is larger than the sum of its proper divisors (94682).

135718 is a wasteful number, since it uses less digits than its factorization.

135718 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 243.

The product of its digits is 840, while the sum is 25.

The square root of 135718 is about 368.3992399558. The cubic root of 135718 is about 51.3900630308.

The spelling of 135718 in words is "one hundred thirty-five thousand, seven hundred eighteen".