104664563 has 4 divisors (see below), whose sum is σ = 110821320. Its totient is φ = 98507808.

The previous prime is 104664557. The next prime is 104664611. The reversal of 104664563 is 365466401.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 365466401 = 9403 ⋅38867.

It is a cyclic number.

It is not a de Polignac number, because 104664563 - 2⁶ = 104664499 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (104664523) 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, 3078353 + ... + 3078386.

It is an arithmetic number, because the mean of its divisors is an integer number (27705330).

Almost surely, 2^104664563 is an apocalyptic number.

104664563 is a deficient number, since it is larger than the sum of its proper divisors (6156757).

104664563 is an equidigital number, since it uses as much as digits as its factorization.

104664563 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6156756.

The product of its (nonzero) digits is 51840, while the sum is 35.

The square root of 104664563 is about 10230.5700232196. The cubic root of 104664563 is about 471.2664846117.

The spelling of 104664563 in words is "one hundred four million, six hundred sixty-four thousand, five hundred sixty-three".