104187563 has 4 divisors (see below), whose sum is σ = 104208000. Its totient is φ = 104167128.

The previous prime is 104187553. The next prime is 104187599. The reversal of 104187563 is 365781401.

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 104187563 - 2⁴ = 104187547 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (104187533) 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, 4406 + ... + 15092.

It is an arithmetic number, because the mean of its divisors is an integer number (26052000).

Almost surely, 2^104187563 is an apocalyptic number.

104187563 is a deficient number, since it is larger than the sum of its proper divisors (20437).

104187563 is an equidigital number, since it uses as much as digits as its factorization.

104187563 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20436.

The product of its (nonzero) digits is 20160, while the sum is 35.

The square root of 104187563 is about 10207.2309173448. The cubic root of 104187563 is about 470.5494750610.

The spelling of 104187563 in words is "one hundred four million, one hundred eighty-seven thousand, five hundred sixty-three".