134918427 has 16 divisors (see below), whose sum is σ = 209076480. Its totient is φ = 75788832.

The previous prime is 134918401. The next prime is 134918447. The reversal of 134918427 is 724819431.

It is not a de Polignac number, because 134918427 - 2⁶ = 134918363 is a prime.

It is not an unprimeable number, because it can be changed into a prime (134918447) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 53208 + ... + 55685.

It is an arithmetic number, because the mean of its divisors is an integer number (13067280).

Almost surely, 2^134918427 is an apocalyptic number.

134918427 is a deficient number, since it is larger than the sum of its proper divisors (74158053).

134918427 is a wasteful number, since it uses less digits than its factorization.

134918427 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 108962.

The product of its digits is 48384, while the sum is 39.

The square root of 134918427 is about 11615.4391651801. The cubic root of 134918427 is about 512.8894388384.

The spelling of 134918427 in words is "one hundred thirty-four million, nine hundred eighteen thousand, four hundred twenty-seven".