135510012 has 36 divisors (see below), whose sum is σ = 373680216. Its totient is φ = 41063520.

The previous prime is 135510007. The next prime is 135510013. The reversal of 135510012 is 210015531.

135510012 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (36).

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (135510013) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 170703 + ... + 171494.

It is an arithmetic number, because the mean of its divisors is an integer number (10380006).

Almost surely, 2^135510012 is an apocalyptic number.

135510012 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

135510012 is an abundant number, since it is smaller than the sum of its proper divisors (238170204).

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

135510012 is a wasteful number, since it uses less digits than its factorization.

135510012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 342218 (or 342213 counting only the distinct ones).

The product of its (nonzero) digits is 150, while the sum is 18.

The square root of 135510012 is about 11640.8767711028. The cubic root of 135510012 is about 513.6379783108.

Adding to 135510012 its reverse (210015531), we get a palindrome (345525543).

The spelling of 135510012 in words is "one hundred thirty-five million, five hundred ten thousand, twelve".