2104563 has 8 divisors (see below), whose sum is σ = 2816208. Its totient is φ = 1397984.

The previous prime is 2104547. The next prime is 2104567. The reversal of 2104563 is 3654012.

It is a happy number.

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 2104563 - 2⁴ = 2104547 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2104567) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 156 + ... + 2057.

It is an arithmetic number, because the mean of its divisors is an integer number (352026).

2^2104563 is an apocalyptic number.

2104563 is a deficient number, since it is larger than the sum of its proper divisors (711645).

2104563 is a wasteful number, since it uses less digits than its factorization.

2104563 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2533.

The product of its (nonzero) digits is 720, while the sum is 21.

The square root of 2104563 is about 1450.7112048923. The cubic root of 2104563 is about 128.1505999214.

Adding to 2104563 its reverse (3654012), we get a palindrome (5758575).

The spelling of 2104563 in words is "two million, one hundred four thousand, five hundred sixty-three".