135694 has 16 divisors (see below), whose sum is σ = 232848. Its totient is φ = 58752.

The previous prime is 135671. The next prime is 135697. The reversal of 135694 is 496531.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (135697) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 289 + ... + 595.

It is an arithmetic number, because the mean of its divisors is an integer number (14553).

2¹³⁵⁶⁹⁴ is an apocalyptic number.

135694 is a deficient number, since it is larger than the sum of its proper divisors (97154).

135694 is a wasteful number, since it uses less digits than its factorization.

135694 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 339.

The product of its digits is 3240, while the sum is 28.

The square root of 135694 is about 368.3666651585. The cubic root of 135694 is about 51.3870336262.

The spelling of 135694 in words is "one hundred thirty-five thousand, six hundred ninety-four".