118135422 has 24 divisors (see below), whose sum is σ = 265441176. Its totient is φ = 39378312.

The previous prime is 118135421. The next prime is 118135469. The reversal of 118135422 is 224531811.

118135422 is a `hidden beast` number, since 118 + 1 + 3 + 542 + 2 = 666.

It is a super-2 number, since 2×118135422² = 27911955862236168, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (118135421) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 121053 + ... + 122024.

It is an arithmetic number, because the mean of its divisors is an integer number (11060049).

Almost surely, 2^118135422 is an apocalyptic number.

118135422 is an abundant number, since it is smaller than the sum of its proper divisors (147305754).

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

118135422 is an equidigital number, since it uses as much as digits as its factorization.

118135422 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 243094 (or 243082 counting only the distinct ones).

The product of its digits is 1920, while the sum is 27.

The square root of 118135422 is about 10869.0120066177. The cubic root of 118135422 is about 490.6743761793.

The spelling of 118135422 in words is "one hundred eighteen million, one hundred thirty-five thousand, four hundred twenty-two".