135013203 has 32 divisors (see below), whose sum is σ = 216545280. Its totient is φ = 82645920.

The previous prime is 135013169. The next prime is 135013213. The reversal of 135013203 is 302310531.

It is not a de Polignac number, because 135013203 - 2¹⁰ = 135012179 is a prime.

It is not an unprimeable number, because it can be changed into a prime (135013213) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 73150 + ... + 74972.

It is an arithmetic number, because the mean of its divisors is an integer number (6767040).

Almost surely, 2^135013203 is an apocalyptic number.

135013203 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

135013203 is a deficient number, since it is larger than the sum of its proper divisors (81532077).

135013203 is a wasteful number, since it uses less digits than its factorization.

135013203 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2056 (or 2050 counting only the distinct ones).

The product of its (nonzero) digits is 270, while the sum is 18.

The square root of 135013203 is about 11619.5181913881. The cubic root of 135013203 is about 513.0095070226.

Adding to 135013203 its reverse (302310531), we get a palindrome (437323734).

The spelling of 135013203 in words is "one hundred thirty-five million, thirteen thousand, two hundred three".