56543759 has 2 divisors, whose sum is σ = 56543760. Its totient is φ = 56543758.

The previous prime is 56543743. The next prime is 56543813. The reversal of 56543759 is 95734565.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 56543759 - 2⁴ = 56543743 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (56543719) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 28271879 + 28271880.

It is an arithmetic number, because the mean of its divisors is an integer number (28271880).

Almost surely, 2^56543759 is an apocalyptic number.

56543759 is a deficient number, since it is larger than the sum of its proper divisors (1).

56543759 is an equidigital number, since it uses as much as digits as its factorization.

56543759 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 567000, while the sum is 44.

The square root of 56543759 is about 7519.5584311846. The cubic root of 56543759 is about 383.8205519150.

The spelling of 56543759 in words is "fifty-six million, five hundred forty-three thousand, seven hundred fifty-nine".