134218180 has 12 divisors (see below), whose sum is σ = 281858220. Its totient is φ = 53687264.

The previous prime is 134218171. The next prime is 134218181. The reversal of 134218180 is 81812431.

134218180 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 105144516 + 29073664 = 10254^2 + 5392^2 .

It is not an unprimeable number, because it can be changed into a prime (134218181) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (5) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3355435 + ... + 3355474.

It is an arithmetic number, because the mean of its divisors is an integer number (23488185).

Almost surely, 2^134218180 is an apocalyptic number.

134218180 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

134218180 is an abundant number, since it is smaller than the sum of its proper divisors (147640040).

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

134218180 is a wasteful number, since it uses less digits than its factorization.

134218180 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6710918 (or 6710916 counting only the distinct ones).

The product of its (nonzero) digits is 1536, while the sum is 28.

The square root of 134218180 is about 11585.2570105285. The cubic root of 134218180 is about 512.0005747471. Note that the first 3 decimals are identical.

The spelling of 134218180 in words is "one hundred thirty-four million, two hundred eighteen thousand, one hundred eighty".