134688897 has 60 divisors (see below), whose sum is σ = 237704064. Its totient is φ = 73347120.

The previous prime is 134688889. The next prime is 134688901. The reversal of 134688897 is 798886431.

134688897 is a `hidden beast` number, since 13 + 468 + 88 + 97 = 666.

It is not a de Polignac number, because 134688897 - 2³ = 134688889 is a prime.

It is not an unprimeable number, because it can be changed into a prime (134688097) by changing a digit.

It is a polite number, since it can be written in 59 ways as a sum of consecutive naturals, for example, 496872 + ... + 497142.

Almost surely, 2^134688897 is an apocalyptic number.

It is an amenable number.

134688897 is a deficient number, since it is larger than the sum of its proper divisors (103015167).

134688897 is an equidigital number, since it uses as much as digits as its factorization.

134688897 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 328 (or 304 counting only the distinct ones).

The product of its digits is 2322432, while the sum is 54.

The square root of 134688897 is about 11605.5545752885. The cubic root of 134688897 is about 512.5984226598.

The spelling of 134688897 in words is "one hundred thirty-four million, six hundred eighty-eight thousand, eight hundred ninety-seven".