134634687 has 16 divisors (see below), whose sum is σ = 196542720. Its totient is φ = 81300800.

The previous prime is 134634683. The next prime is 134634701. The reversal of 134634687 is 786436431.

It is a happy number.

134634687 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a cyclic number.

It is not a de Polignac number, because 134634687 - 2² = 134634683 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (134634683) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2014 + ... + 16532.

It is an arithmetic number, because the mean of its divisors is an integer number (12283920).

Almost surely, 2^134634687 is an apocalyptic number.

134634687 is a deficient number, since it is larger than the sum of its proper divisors (61908033).

134634687 is a wasteful number, since it uses less digits than its factorization.

134634687 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14814.

The product of its digits is 290304, while the sum is 42.

The square root of 134634687 is about 11603.2188206549. The cubic root of 134634687 is about 512.5296427035.

The spelling of 134634687 in words is "one hundred thirty-four million, six hundred thirty-four thousand, six hundred eighty-seven".