136051218 has 16 divisors (see below), whose sum is σ = 302336160. Its totient is φ = 45350388.

The previous prime is 136051217. The next prime is 136051231. The reversal of 136051218 is 812150631.

136051218 is a `hidden beast` number, since 136 + 0 + 512 + 18 = 666.

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

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 136051191 and 136051200.

It is not an unprimeable number, because it can be changed into a prime (136051211) by changing a digit.

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, 1259680 + ... + 1259787.

It is an arithmetic number, because the mean of its divisors is an integer number (18896010).

Almost surely, 2^136051218 is an apocalyptic number.

136051218 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

136051218 is an abundant number, since it is smaller than the sum of its proper divisors (166284942).

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

136051218 is a wasteful number, since it uses less digits than its factorization.

136051218 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2519478 (or 2519472 counting only the distinct ones).

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

The square root of 136051218 is about 11664.0995366123. The cubic root of 136051218 is about 514.3208668432.

The spelling of 136051218 in words is "one hundred thirty-six million, fifty-one thousand, two hundred eighteen".