135612126 has 24 divisors (see below), whose sum is σ = 316428840. Its totient is φ = 41726736.

The previous prime is 135612109. The next prime is 135612131. The reversal of 135612126 is 621216531.

135612126 is a `hidden beast` number, since 1 + 35 + 612 + 12 + 6 = 666.

It is a self number, because there is not a number n which added to its sum of digits gives 135612126.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 289536 + ... + 290003.

It is an arithmetic number, because the mean of its divisors is an integer number (13184535).

Almost surely, 2^135612126 is an apocalyptic number.

135612126 is an abundant number, since it is smaller than the sum of its proper divisors (180816714).

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

135612126 is a wasteful number, since it uses less digits than its factorization.

135612126 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 579560 (or 579557 counting only the distinct ones).

The product of its digits is 2160, while the sum is 27.

The square root of 135612126 is about 11645.2619549755. The cubic root of 135612126 is about 513.7669637605.

Adding to 135612126 its reverse (621216531), we get a palindrome (756828657).

The spelling of 135612126 in words is "one hundred thirty-five million, six hundred twelve thousand, one hundred twenty-six".