563251305 has 8 divisors (see below), whose sum is σ = 901202112. Its totient is φ = 300400688.

The previous prime is 563251289. The next prime is 563251309. The reversal of 563251305 is 503152365.

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 563251305 - 2⁴ = 563251289 is a prime.

It is not an unprimeable number, because it can be changed into a prime (563251309) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 18775029 + ... + 18775058.

It is an arithmetic number, because the mean of its divisors is an integer number (112650264).

Almost surely, 2^563251305 is an apocalyptic number.

It is an amenable number.

563251305 is a deficient number, since it is larger than the sum of its proper divisors (337950807).

563251305 is a wasteful number, since it uses less digits than its factorization.

563251305 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 37550095.

The product of its (nonzero) digits is 13500, while the sum is 30.

The square root of 563251305 is about 23732.9160660885. The cubic root of 563251305 is about 825.8491678969.

It can be divided in two parts, 56325 and 1305, that added together give a triangular number (57630 = T₃₃₉).

The spelling of 563251305 in words is "five hundred sixty-three million, two hundred fifty-one thousand, three hundred five".