135620118 has 24 divisors (see below), whose sum is σ = 311129208. Its totient is φ = 42547392.

The previous prime is 135620117. The next prime is 135620171. The reversal of 135620118 is 811026531.

135620118 is a `hidden beast` number, since 1 + 35 + 620 + 1 + 1 + 8 = 666.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 135620091 and 135620100.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (135620113) 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 11 ways as a sum of consecutive naturals, for example, 221296 + ... + 221907.

It is an arithmetic number, because the mean of its divisors is an integer number (12963717).

Almost surely, 2^135620118 is an apocalyptic number.

135620118 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

135620118 is an abundant number, since it is smaller than the sum of its proper divisors (175509090).

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

135620118 is a wasteful number, since it uses less digits than its factorization.

135620118 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 443228 (or 443225 counting only the distinct ones).

The product of its (nonzero) digits is 1440, while the sum is 27.

The square root of 135620118 is about 11645.6050937682. The cubic root of 135620118 is about 513.7770561345. Note that the first 3 decimals are identical.

Adding to 135620118 its reverse (811026531), we get a palindrome (946646649).

The spelling of 135620118 in words is "one hundred thirty-five million, six hundred twenty thousand, one hundred eighteen".