56656183 has 2 divisors, whose sum is σ = 56656184. Its totient is φ = 56656182.

The previous prime is 56656177. The next prime is 56656211. The reversal of 56656183 is 38165665.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 56656183 - 2²¹ = 54559031 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (56656123) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 28328091 + 28328092.

It is an arithmetic number, because the mean of its divisors is an integer number (28328092).

Almost surely, 2^56656183 is an apocalyptic number.

56656183 is a deficient number, since it is larger than the sum of its proper divisors (1).

56656183 is an equidigital number, since it uses as much as digits as its factorization.

56656183 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 129600, while the sum is 40.

The square root of 56656183 is about 7527.0301580371. The cubic root of 56656183 is about 384.0747625519.

The spelling of 56656183 in words is "fifty-six million, six hundred fifty-six thousand, one hundred eighty-three".