134457618 has 8 divisors (see below), whose sum is σ = 268915248. Its totient is φ = 44819204.

The previous prime is 134457613. The next prime is 134457629. The reversal of 134457618 is 816754431.

It is a sphenic number, since it is the product of 3 distinct primes.

134457618 is an admirable number.

It is a super-3 number, since 3×134457618³ (a number of 25 digits) contains 333 as substring.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (134457611) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11204796 + ... + 11204807.

It is an arithmetic number, because the mean of its divisors is an integer number (33614406).

Almost surely, 2^134457618 is an apocalyptic number.

134457618 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

134457618 is a wasteful number, since it uses less digits than its factorization.

134457618 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22409608.

The product of its digits is 80640, while the sum is 39.

The square root of 134457618 is about 11595.5861430115. The cubic root of 134457618 is about 512.3048543570.

The spelling of 134457618 in words is "one hundred thirty-four million, four hundred fifty-seven thousand, six hundred eighteen".