56654617 has 2 divisors, whose sum is σ = 56654618. Its totient is φ = 56654616.

The previous prime is 56654567. The next prime is 56654621. The reversal of 56654617 is 71645665.

56654617 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., 31764496 + 24890121 = 5636^2 + 4989^2 .

It is a cyclic number.

It is not a de Polignac number, because 56654617 - 2¹¹ = 56652569 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 56654617.

It is not a weakly prime, because it can be changed into another prime (56654657) 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, 28327308 + 28327309.

It is an arithmetic number, because the mean of its divisors is an integer number (28327309).

Almost surely, 2^56654617 is an apocalyptic number.

It is an amenable number.

56654617 is a deficient number, since it is larger than the sum of its proper divisors (1).

56654617 is an equidigital number, since it uses as much as digits as its factorization.

56654617 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 151200, while the sum is 40.

The square root of 56654617 is about 7526.9261322269. The cubic root of 56654617 is about 384.0712238583.

The spelling of 56654617 in words is "fifty-six million, six hundred fifty-four thousand, six hundred seventeen".