135003210 has 64 divisors (see below), whose sum is σ = 333590400. Its totient is φ = 34952192.

The previous prime is 135003203. The next prime is 135003221. The reversal of 135003210 is 12300531.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a self number, because there is not a number n which added to its sum of digits gives 135003210.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 157102 + ... + 157958.

It is an arithmetic number, because the mean of its divisors is an integer number (5212350).

Almost surely, 2^135003210 is an apocalyptic number.

135003210 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 135003210, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (166795200).

135003210 is an abundant number, since it is smaller than the sum of its proper divisors (198587190).

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

135003210 is a wasteful number, since it uses less digits than its factorization.

135003210 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1015.

The product of its (nonzero) digits is 90, while the sum is 15.

The square root of 135003210 is about 11619.0881742071. The cubic root of 135003210 is about 512.9968499136.

Adding to 135003210 its reverse (12300531), we get a palindrome (147303741).

The spelling of 135003210 in words is "one hundred thirty-five million, three thousand, two hundred ten".