135622135 has 16 divisors (see below), whose sum is σ = 177772320. Its totient is φ = 98506240.

The previous prime is 135622111. The next prime is 135622147. The reversal of 135622135 is 531226531.

It is not a de Polignac number, because 135622135 - 2¹⁷ = 135491063 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 69939 + ... + 71851.

It is an arithmetic number, because the mean of its divisors is an integer number (11110770).

Almost surely, 2^135622135 is an apocalyptic number.

135622135 is a deficient number, since it is larger than the sum of its proper divisors (42150185).

135622135 is a wasteful number, since it uses less digits than its factorization.

135622135 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3218.

The product of its digits is 5400, while the sum is 28.

The square root of 135622135 is about 11645.6916926390. The cubic root of 135622135 is about 513.7796031588.

Adding to 135622135 its reverse (531226531), we get a palindrome (666848666).

The spelling of 135622135 in words is "one hundred thirty-five million, six hundred twenty-two thousand, one hundred thirty-five".