135412 has 12 divisors (see below), whose sum is σ = 240100. Its totient is φ = 66816.

The previous prime is 135409. The next prime is 135427. The reversal of 135412 is 214531.

It can be written as a sum of positive squares in 2 ways, for example, as 80656 + 54756 = 284^2 + 234^2 .

It is a plaindrome in base 9.

It is a nialpdrome in base 12.

It is a zygodrome in base 12.

It is a congruent number.

It is an unprimeable number.

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, 214 + ... + 562.

2¹³⁵⁴¹² is an apocalyptic number.

It is an amenable number.

135412 is a deficient number, since it is larger than the sum of its proper divisors (104688).

135412 is a wasteful number, since it uses less digits than its factorization.

135412 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 450 (or 448 counting only the distinct ones).

The product of its digits is 120, while the sum is 16.

The square root of 135412 is about 367.9836952910. The cubic root of 135412 is about 51.3514113348.

Adding to 135412 its reverse (214531), we get a palindrome (349943).

The spelling of 135412 in words is "one hundred thirty-five thousand, four hundred twelve".