660606103 has 8 divisors (see below), whose sum is σ = 692897472. Its totient is φ = 629074656.

The previous prime is 660606101. The next prime is 660606169. The reversal of 660606103 is 301606066.

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

It is a cyclic number.

It is not a de Polignac number, because 660606103 - 2¹ = 660606101 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (660606101) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 188200 + ... + 191677.

It is an arithmetic number, because the mean of its divisors is an integer number (86612184).

Almost surely, 2^660606103 is an apocalyptic number.

660606103 is a deficient number, since it is larger than the sum of its proper divisors (32291369).

660606103 is a wasteful number, since it uses less digits than its factorization.

660606103 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 379961.

The product of its (nonzero) digits is 3888, while the sum is 28.

The square root of 660606103 is about 25702.2587139730. The cubic root of 660606103 is about 870.9252072163.

The spelling of 660606103 in words is "six hundred sixty million, six hundred six thousand, one hundred three".