135601422 has 32 divisors (see below), whose sum is σ = 308724480. Its totient is φ = 39304320.

The previous prime is 135601397. The next prime is 135601429. The reversal of 135601422 is 224106531.

It is a junction number, because it is equal to n+sod(n) for n = 135601392 and 135601401.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (135601429) 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, 43147 + ... + 46182.

It is an arithmetic number, because the mean of its divisors is an integer number (9647640).

Almost surely, 2^135601422 is an apocalyptic number.

135601422 is an abundant number, since it is smaller than the sum of its proper divisors (173123058).

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

135601422 is a wasteful number, since it uses less digits than its factorization.

135601422 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 89368.

The product of its (nonzero) digits is 1440, while the sum is 24.

The square root of 135601422 is about 11644.8023598514. The cubic root of 135601422 is about 513.7534460256.

Adding to 135601422 its reverse (224106531), we get a palindrome (359707953).

The spelling of 135601422 in words is "one hundred thirty-five million, six hundred one thousand, four hundred twenty-two".