10004563 has 4 divisors (see below), whose sum is σ = 10439568. Its totient is φ = 9569560.

The previous prime is 10004557. The next prime is 10004573. The reversal of 10004563 is 36540001.

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

It is a cyclic number.

It is not a de Polignac number, because 10004563 - 2²¹ = 7907411 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 10004563.

It is not an unprimeable number, because it can be changed into a prime (10004513) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 217468 + ... + 217513.

It is an arithmetic number, because the mean of its divisors is an integer number (2609892).

Almost surely, 2^10004563 is an apocalyptic number.

10004563 is a deficient number, since it is larger than the sum of its proper divisors (435005).

10004563 is an equidigital number, since it uses as much as digits as its factorization.

10004563 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 435004.

The product of its (nonzero) digits is 360, while the sum is 19.

The square root of 10004563 is about 3162.9990515332. Note that the first 3 decimals coincide. The cubic root of 10004563 is about 215.4762329719.

Adding to 10004563 its reverse (36540001), we get a palindrome (46544564).

The spelling of 10004563 in words is "ten million, four thousand, five hundred sixty-three".