134665164 has 36 divisors (see below), whose sum is σ = 348323976. Its totient is φ = 43843968.

The previous prime is 134665159. The next prime is 134665189. The reversal of 134665164 is 461566431.

It is a happy number.

134665164 is a `hidden beast` number, since 134 + 6 + 6 + 516 + 4 = 666.

It is a tau number, because it is divible by the number of its divisors (36).

It is a Harshad number since it is a multiple of its sum of digits (36).

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 41949 + ... + 45044.

It is an arithmetic number, because the mean of its divisors is an integer number (9675666).

Almost surely, 2^134665164 is an apocalyptic number.

It is an amenable number.

134665164 is an abundant number, since it is smaller than the sum of its proper divisors (213658812).

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

134665164 is a wasteful number, since it uses less digits than its factorization.

134665164 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 87046 (or 87041 counting only the distinct ones).

The product of its digits is 51840, while the sum is 36.

The square root of 134665164 is about 11604.5320457139. The cubic root of 134665164 is about 512.5683132417.

The spelling of 134665164 in words is "one hundred thirty-four million, six hundred sixty-five thousand, one hundred sixty-four".