563507945 has 32 divisors (see below), whose sum is σ = 907925760. Its totient is φ = 324253440.

The previous prime is 563507939. The next prime is 563507969. The reversal of 563507945 is 549705365.

563507945 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 563507945 - 2⁴ = 563507929 is a prime.

It is a Smith number, since the sum of its digits (44) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 563507896 and 563507905.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 51290 + ... + 61299.

It is an arithmetic number, because the mean of its divisors is an integer number (28372680).

Almost surely, 2^563507945 is an apocalyptic number.

563507945 is a gapful number since it is divisible by the number (55) formed by its first and last digit.

It is an amenable number.

563507945 is a deficient number, since it is larger than the sum of its proper divisors (344417815).

563507945 is a wasteful number, since it uses less digits than its factorization.

563507945 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 112625.

The product of its (nonzero) digits is 567000, while the sum is 44.

The square root of 563507945 is about 23738.3222869688. The cubic root of 563507945 is about 825.9745789088.

The spelling of 563507945 in words is "five hundred sixty-three million, five hundred seven thousand, nine hundred forty-five".