563340537 has 6 divisors (see below), whose sum is σ = 813714122. Its totient is φ = 375560352.

The previous prime is 563340523. The next prime is 563340563. The reversal of 563340537 is 735043365.

563340537 is a `hidden beast` number, since 56 + 33 + 40 + 537 = 666.

It can be written as a sum of positive squares in only one way, i.e., 545876496 + 17464041 = 23364^2 + 4179^2 .

It is not a de Polignac number, because 563340537 - 2⁷ = 563340409 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (563340737) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 31296688 + ... + 31296705.

Almost surely, 2^563340537 is an apocalyptic number.

It is an amenable number.

563340537 is a deficient number, since it is larger than the sum of its proper divisors (250373585).

563340537 is a wasteful number, since it uses less digits than its factorization.

563340537 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 62593399 (or 62593396 counting only the distinct ones).

The product of its (nonzero) digits is 113400, while the sum is 36.

The square root of 563340537 is about 23734.7959123309. The cubic root of 563340537 is about 825.8927767805.

The spelling of 563340537 in words is "five hundred sixty-three million, three hundred forty thousand, five hundred thirty-seven".