564997127 has 4 divisors (see below), whose sum is σ = 570482640. Its totient is φ = 559511616.

The previous prime is 564997073. The next prime is 564997171. The reversal of 564997127 is 721799465.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 564997127 - 2⁶ = 564997063 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 (564991127) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2742602 + ... + 2742807.

It is an arithmetic number, because the mean of its divisors is an integer number (142620660).

Almost surely, 2^564997127 is an apocalyptic number.

564997127 is a deficient number, since it is larger than the sum of its proper divisors (5485513).

564997127 is a wasteful number, since it uses less digits than its factorization.

564997127 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5485512.

The product of its digits is 952560, while the sum is 50.

The square root of 564997127 is about 23769.6682139234. The cubic root of 564997127 is about 826.7015396933.

The spelling of 564997127 in words is "five hundred sixty-four million, nine hundred ninety-seven thousand, one hundred twenty-seven".