134155418 has 8 divisors (see below), whose sum is σ = 201773748. Its totient is φ = 66897504.

The previous prime is 134155393. The next prime is 134155429. The reversal of 134155418 is 814551431.

It can be written as a sum of positive squares in 2 ways, for example, as 132871729 + 1283689 = 11527^2 + 1133^2 .

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

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 89171 + ... + 90662.

Almost surely, 2^134155418 is an apocalyptic number.

134155418 is a deficient number, since it is larger than the sum of its proper divisors (67618330).

134155418 is a wasteful number, since it uses less digits than its factorization.

134155418 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 180208.

The product of its digits is 9600, while the sum is 32.

The square root of 134155418 is about 11582.5479925619. The cubic root of 134155418 is about 511.9207564737.

The spelling of 134155418 in words is "one hundred thirty-four million, one hundred fifty-five thousand, four hundred eighteen".