135915122 has 16 divisors (see below), whose sum is σ = 237753600. Its totient is φ = 58249044.

The previous prime is 135915089. The next prime is 135915149. The reversal of 135915122 is 221519531.

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 7 ways as a sum of consecutive naturals, for example, 98378 + ... + 99749.

It is an arithmetic number, because the mean of its divisors is an integer number (14859600).

Almost surely, 2^135915122 is an apocalyptic number.

135915122 is a deficient number, since it is larger than the sum of its proper divisors (101838478).

135915122 is an equidigital number, since it uses as much as digits as its factorization.

135915122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 198150 (or 198136 counting only the distinct ones).

The product of its digits is 2700, while the sum is 29.

The square root of 135915122 is about 11658.2641074904. The cubic root of 135915122 is about 514.1493129076.

The spelling of 135915122 in words is "one hundred thirty-five million, nine hundred fifteen thousand, one hundred twenty-two".