4125663 has 6 divisors (see below), whose sum is σ = 5959304. Its totient is φ = 2750436.

The previous prime is 4125647. The next prime is 4125673. The reversal of 4125663 is 3665214.

4125663 is nontrivially palindromic in base 2.

It is not a de Polignac number, because 4125663 - 2⁴ = 4125647 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 (4125623) 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, 229195 + ... + 229212.

Almost surely, 2^4125663 is an apocalyptic number.

4125663 is a deficient number, since it is larger than the sum of its proper divisors (1833641).

4125663 is a wasteful number, since it uses less digits than its factorization.

4125663 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 458413 (or 458410 counting only the distinct ones).

The product of its digits is 4320, while the sum is 27.

The square root of 4125663 is about 2031.1728139181. The cubic root of 4125663 is about 160.3853083436.

The spelling of 4125663 in words is "four million, one hundred twenty-five thousand, six hundred sixty-three".