660134061 has 12 divisors (see below), whose sum is σ = 954696288. Its totient is φ = 439549704.

The previous prime is 660134053. The next prime is 660134077. The reversal of 660134061 is 160431066.

It is not a de Polignac number, because 660134061 - 2³ = 660134053 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (660134051) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 37155 + ... + 51968.

It is an arithmetic number, because the mean of its divisors is an integer number (79558024).

Almost surely, 2^660134061 is an apocalyptic number.

It is an amenable number.

660134061 is a deficient number, since it is larger than the sum of its proper divisors (294562227).

660134061 is a wasteful number, since it uses less digits than its factorization.

660134061 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 89952 (or 89949 counting only the distinct ones).

The product of its (nonzero) digits is 2592, while the sum is 27.

The square root of 660134061 is about 25693.0741835227. The cubic root of 660134061 is about 870.7177153210.

The spelling of 660134061 in words is "six hundred sixty million, one hundred thirty-four thousand, sixty-one".