563103978 has 16 divisors (see below), whose sum is σ = 1136734560. Its totient is φ = 185946896.

The previous prime is 563103953. The next prime is 563104001. The reversal of 563103978 is 879301365.

It is an unprimeable number.

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, 437913 + ... + 439196.

It is an arithmetic number, because the mean of its divisors is an integer number (71045910).

Almost surely, 2^563103978 is an apocalyptic number.

563103978 is an abundant number, since it is smaller than the sum of its proper divisors (573630582).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

563103978 is a wasteful number, since it uses less digits than its factorization.

563103978 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 877221.

The product of its (nonzero) digits is 136080, while the sum is 42.

The square root of 563103978 is about 23729.8120093691. The cubic root of 563103978 is about 825.7771571213. Note that the first 3 decimals are identical.

The spelling of 563103978 in words is "five hundred sixty-three million, one hundred three thousand, nine hundred seventy-eight".