660134 has 4 divisors (see below), whose sum is σ = 990204. Its totient is φ = 330066.

The previous prime is 660131. The next prime is 660137. The reversal of 660134 is 431066.

It is a semiprime because it is the product of two primes.

It is an interprime number because it is at equal distance from previous prime (660131) and next prime (660137).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (660131) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 165032 + ... + 165035.

It is an arithmetic number, because the mean of its divisors is an integer number (247551).

2⁶⁶⁰¹³⁴ is an apocalyptic number.

660134 is a deficient number, since it is larger than the sum of its proper divisors (330070).

660134 is a wasteful number, since it uses less digits than its factorization.

660134 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 330069.

The product of its (nonzero) digits is 432, while the sum is 20.

The square root of 660134 is about 812.4863075769. The cubic root of 660134 is about 87.0717688501.

The spelling of 660134 in words is "six hundred sixty thousand, one hundred thirty-four".