135102402 has 24 divisors (see below), whose sum is σ = 302165760. Its totient is φ = 43581240.

The previous prime is 135102397. The next prime is 135102419. The reversal of 135102402 is 204201531.

135102402 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 120502 + ... + 121617.

It is an arithmetic number, because the mean of its divisors is an integer number (12590240).

Almost surely, 2^135102402 is an apocalyptic number.

135102402 is an abundant number, since it is smaller than the sum of its proper divisors (167063358).

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

135102402 is a wasteful number, since it uses less digits than its factorization.

135102402 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 242158 (or 242155 counting only the distinct ones).

The product of its (nonzero) digits is 240, while the sum is 18.

The square root of 135102402 is about 11623.3558837368. The cubic root of 135102402 is about 513.1224585965.

Adding to 135102402 its reverse (204201531), we get a palindrome (339303933).

It can be divided in two parts, 13 and 5102402, that added together give a triangular number (5102415 = T₃₁₉₄).

The spelling of 135102402 in words is "one hundred thirty-five million, one hundred two thousand, four hundred two".