666671134 has 8 divisors (see below), whose sum is σ = 1000739160. Its totient is φ = 333091416.

The previous prime is 666671101. The next prime is 666671179. The reversal of 666671134 is 431176666.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 118644 + ... + 124135.

It is an arithmetic number, because the mean of its divisors is an integer number (125092395).

Almost surely, 2^666671134 is an apocalyptic number.

666671134 is a deficient number, since it is larger than the sum of its proper divisors (334068026).

666671134 is a wasteful number, since it uses less digits than its factorization.

666671134 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 244154.

The product of its digits is 108864, while the sum is 40.

The square root of 666671134 is about 25819.9754841092. The cubic root of 666671134 is about 873.5824160195.

The spelling of 666671134 in words is "six hundred sixty-six million, six hundred seventy-one thousand, one hundred thirty-four".