564337973 has 2 divisors, whose sum is σ = 564337974. Its totient is φ = 564337972.

The previous prime is 564337897. The next prime is 564337987. The reversal of 564337973 is 379733465.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 354870244 + 209467729 = 18838^2 + 14473^2 .

It is a cyclic number.

It is not a de Polignac number, because 564337973 - 2¹⁶ = 564272437 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (564331973) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 282168986 + 282168987.

It is an arithmetic number, because the mean of its divisors is an integer number (282168987).

Almost surely, 2^564337973 is an apocalyptic number.

It is an amenable number.

564337973 is a deficient number, since it is larger than the sum of its proper divisors (1).

564337973 is an equidigital number, since it uses as much as digits as its factorization.

564337973 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1428840, while the sum is 47.

The square root of 564337973 is about 23755.7987236801. The cubic root of 564337973 is about 826.3799240898.

The spelling of 564337973 in words is "five hundred sixty-four million, three hundred thirty-seven thousand, nine hundred seventy-three".