605665103 has 6 divisors (see below), whose sum is σ = 643388496. Its totient is φ = 570037472.

The previous prime is 605665061. The next prime is 605665121. The reversal of 605665103 is 301566506.

It is not a de Polignac number, because 605665103 - 2¹⁰ = 605664079 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 605665103.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (605665133) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1047575 + ... + 1048152.

It is an arithmetic number, because the mean of its divisors is an integer number (107231416).

Almost surely, 2^605665103 is an apocalyptic number.

605665103 is a deficient number, since it is larger than the sum of its proper divisors (37723393).

605665103 is a wasteful number, since it uses less digits than its factorization.

605665103 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2095761 (or 2095744 counting only the distinct ones).

The product of its (nonzero) digits is 16200, while the sum is 32.

The square root of 605665103 is about 24610.2641798092. The cubic root of 605665103 is about 846.0788726305.

The spelling of 605665103 in words is "six hundred five million, six hundred sixty-five thousand, one hundred three".