56935517 has 2 divisors, whose sum is σ = 56935518. Its totient is φ = 56935516.

The previous prime is 56935513. The next prime is 56935519. The reversal of 56935517 is 71553965.

56935517 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 49477156 + 7458361 = 7034^2 + 2731^2 .

It is a cyclic number.

It is not a de Polignac number, because 56935517 - 2² = 56935513 is a prime.

Together with 56935519, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (56935513) 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 as a sum of consecutive naturals, namely, 28467758 + 28467759.

It is an arithmetic number, because the mean of its divisors is an integer number (28467759).

Almost surely, 2^56935517 is an apocalyptic number.

It is an amenable number.

56935517 is a deficient number, since it is larger than the sum of its proper divisors (1).

56935517 is an equidigital number, since it uses as much as digits as its factorization.

56935517 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 141750, while the sum is 41.

The square root of 56935517 is about 7545.5627358071. The cubic root of 56935517 is about 384.7049338657.

The spelling of 56935517 in words is "fifty-six million, nine hundred thirty-five thousand, five hundred seventeen".