135394 has 16 divisors (see below), whose sum is σ = 244800. Its totient is φ = 54864.

The previous prime is 135391. The next prime is 135403. The reversal of 135394 is 493531.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (135391) 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, 12 + ... + 520.

It is an arithmetic number, because the mean of its divisors is an integer number (15300).

2¹³⁵³⁹⁴ is an apocalyptic number.

135394 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

135394 is a deficient number, since it is larger than the sum of its proper divisors (109406).

135394 is a wasteful number, since it uses less digits than its factorization.

135394 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 537.

The product of its digits is 1620, while the sum is 25.

The square root of 135394 is about 367.9592368728. The cubic root of 135394 is about 51.3491358930.

It can be divided in two parts, 135 and 394, that added together give a square (529 = 23²).

The spelling of 135394 in words is "one hundred thirty-five thousand, three hundred ninety-four".