56183947 has 2 divisors, whose sum is σ = 56183948. Its totient is φ = 56183946.

The previous prime is 56183891. The next prime is 56183957. The reversal of 56183947 is 74938165.

56183947 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 is a cyclic number.

It is not a de Polignac number, because 56183947 - 2¹¹ = 56181899 is a prime.

It is not a weakly prime, because it can be changed into another prime (56183957) 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, 28091973 + 28091974.

It is an arithmetic number, because the mean of its divisors is an integer number (28091974).

Almost surely, 2^56183947 is an apocalyptic number.

56183947 is a deficient number, since it is larger than the sum of its proper divisors (1).

56183947 is an equidigital number, since it uses as much as digits as its factorization.

56183947 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 181440, while the sum is 43.

The square root of 56183947 is about 7495.5951731667. The cubic root of 56183947 is about 383.0046810482.

The spelling of 56183947 in words is "fifty-six million, one hundred eighty-three thousand, nine hundred forty-seven".