135204402 has 8 divisors (see below), whose sum is σ = 270408816. Its totient is φ = 45068132.

The previous prime is 135204397. The next prime is 135204403. The reversal of 135204402 is 204402531.

It is a sphenic number, since it is the product of 3 distinct primes.

135204402 is an admirable number.

It is not an unprimeable number, because it can be changed into a prime (135204403) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11267028 + ... + 11267039.

It is an arithmetic number, because the mean of its divisors is an integer number (33801102).

Almost surely, 2^135204402 is an apocalyptic number.

135204402 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

135204402 is a wasteful number, since it uses less digits than its factorization.

135204402 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22534072.

The product of its (nonzero) digits is 960, while the sum is 21.

The square root of 135204402 is about 11627.7427732127. The cubic root of 135204402 is about 513.2515590022.

Adding to 135204402 its reverse (204402531), we get a palindrome (339606933).

The spelling of 135204402 in words is "one hundred thirty-five million, two hundred four thousand, four hundred two".