135002144 has 24 divisors (see below), whose sum is σ = 279775440. Its totient is φ = 63948096.

The previous prime is 135002137. The next prime is 135002167. The reversal of 135002144 is 441200531.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 110414 + ... + 111629.

It is an arithmetic number, because the mean of its divisors is an integer number (11657310).

Almost surely, 2^135002144 is an apocalyptic number.

It is an amenable number.

135002144 is an abundant number, since it is smaller than the sum of its proper divisors (144773296).

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

135002144 is a wasteful number, since it uses less digits than its factorization.

135002144 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 222072 (or 222064 counting only the distinct ones).

The product of its (nonzero) digits is 480, while the sum is 20.

The square root of 135002144 is about 11619.0423013259. The cubic root of 135002144 is about 512.9954996838.

Adding to 135002144 its reverse (441200531), we get a palindrome (576202675).

The spelling of 135002144 in words is "one hundred thirty-five million, two thousand, one hundred forty-four".