135601230 has 32 divisors (see below), whose sum is σ = 327828384. Its totient is φ = 35895296.

The previous prime is 135601211. The next prime is 135601237. The reversal of 135601230 is 32106531.

It is a junction number, because it is equal to n+sod(n) for n = 135601197 and 135601206.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (135601237) 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 15 ways as a sum of consecutive naturals, for example, 12387 + ... + 20606.

It is an arithmetic number, because the mean of its divisors is an integer number (10244637).

Almost surely, 2^135601230 is an apocalyptic number.

135601230 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

135601230 is an abundant number, since it is smaller than the sum of its proper divisors (192227154).

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

135601230 is a wasteful number, since it uses less digits than its factorization.

135601230 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33140.

The product of its (nonzero) digits is 540, while the sum is 21.

The square root of 135601230 is about 11644.7941158270. The cubic root of 135601230 is about 513.7532035486.

Adding to 135601230 its reverse (32106531), we get a palindrome (167707761).

The spelling of 135601230 in words is "one hundred thirty-five million, six hundred one thousand, two hundred thirty".