135012 has 12 divisors (see below), whose sum is σ = 315056. Its totient is φ = 45000.

The previous prime is 135007. The next prime is 135017. The reversal of 135012 is 210531.

It is an interprime number because it is at equal distance from previous prime (135007) and next prime (135017).

It is a tau number, because it is divible by the number of its divisors (12).

It is a Harshad number since it is a multiple of its sum of digits (12), and also a Moran number because the ratio is a prime number: 11251 = 135012 / (1 + 3 + 5 + 0 + 1 + 2).

It is not an unprimeable number, because it can be changed into a prime (135017) by changing a digit.

135012 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 3 ways as a sum of consecutive naturals, for example, 5614 + ... + 5637.

2¹³⁵⁰¹² is an apocalyptic number.

135012 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

135012 is an abundant number, since it is smaller than the sum of its proper divisors (180044).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

135012 is a wasteful number, since it uses less digits than its factorization.

135012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11258 (or 11256 counting only the distinct ones).

The product of its (nonzero) digits is 30, while the sum is 12.

The square root of 135012 is about 367.4397909862. The cubic root of 135012 is about 51.3007983339.

Adding to 135012 its reverse (210531), we get a palindrome (345543).

It can be divided in two parts, 13 and 5012, that multiplied together give a palindrome (65156).

The spelling of 135012 in words is "one hundred thirty-five thousand, twelve".