135522134 has 16 divisors (see below), whose sum is σ = 223839936. Its totient is φ = 61024200.

The previous prime is 135522131. The next prime is 135522139. The reversal of 135522134 is 431225531.

It is a happy number.

135522134 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (135522131) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 26432 + ... + 31139.

It is an arithmetic number, because the mean of its divisors is an integer number (13989996).

Almost surely, 2^135522134 is an apocalyptic number.

135522134 is a deficient number, since it is larger than the sum of its proper divisors (88317802).

135522134 is a wasteful number, since it uses less digits than its factorization.

135522134 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 57691.

The product of its digits is 3600, while the sum is 26.

The square root of 135522134 is about 11641.3974247081. The cubic root of 135522134 is about 513.6532936218.

Adding to 135522134 its reverse (431225531), we get a palindrome (566747665).

The spelling of 135522134 in words is "one hundred thirty-five million, five hundred twenty-two thousand, one hundred thirty-four".