135403230 has 64 divisors (see below), whose sum is σ = 332916480. Its totient is φ = 35234304.

The previous prime is 135403207. The next prime is 135403243. The reversal of 135403230 is 32304531.

It is a junction number, because it is equal to n+sod(n) for n = 135403197 and 135403206.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 401622 + ... + 401958.

It is an arithmetic number, because the mean of its divisors is an integer number (5201820).

Almost surely, 2^135403230 is an apocalyptic number.

135403230 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 135403230, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (166458240).

135403230 is an abundant number, since it is smaller than the sum of its proper divisors (197513250).

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

135403230 is a wasteful number, since it uses less digits than its factorization.

135403230 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 633.

The product of its (nonzero) digits is 1080, while the sum is 21.

The square root of 135403230 is about 11636.2893570072. The cubic root of 135403230 is about 513.5030271421.

Adding to 135403230 its reverse (32304531), we get a palindrome (167707761).

The spelling of 135403230 in words is "one hundred thirty-five million, four hundred three thousand, two hundred thirty".