912320563 has 24 divisors (see below), whose sum is σ = 1165232304. Its totient is φ = 706305600.

The previous prime is 912320537. The next prime is 912320567. The reversal of 912320563 is 365023219.

It is not a de Polignac number, because 912320563 - 2⁵ = 912320531 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (912320567) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 79233 + ... + 90013.

It is an arithmetic number, because the mean of its divisors is an integer number (48551346).

Almost surely, 2^912320563 is an apocalyptic number.

912320563 is a deficient number, since it is larger than the sum of its proper divisors (252911741).

912320563 is a wasteful number, since it uses less digits than its factorization.

912320563 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10963 (or 10956 counting only the distinct ones).

The product of its (nonzero) digits is 9720, while the sum is 31.

The square root of 912320563 is about 30204.6447256047. The cubic root of 912320563 is about 969.8751258103.

The spelling of 912320563 in words is "nine hundred twelve million, three hundred twenty thousand, five hundred sixty-three".