563457983 has 8 divisors (see below), whose sum is σ = 615450960. Its totient is φ = 511593280.

The previous prime is 563457971. The next prime is 563457997. The reversal of 563457983 is 389754365.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 563457983 - 2⁶ = 563457919 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (563457913) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 22760 + ... + 40557.

It is an arithmetic number, because the mean of its divisors is an integer number (76931370).

Almost surely, 2^563457983 is an apocalyptic number.

563457983 is a deficient number, since it is larger than the sum of its proper divisors (51992977).

563457983 is a wasteful number, since it uses less digits than its factorization.

563457983 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 64137.

The product of its digits is 2721600, while the sum is 50.

The square root of 563457983 is about 23737.2699146300. The cubic root of 563457983 is about 825.9501672082.

The spelling of 563457983 in words is "five hundred sixty-three million, four hundred fifty-seven thousand, nine hundred eighty-three".