57054847 has 2 divisors, whose sum is σ = 57054848. Its totient is φ = 57054846.

The previous prime is 57054841. The next prime is 57054859. The reversal of 57054847 is 74845075.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 57054847 - 2⁷ = 57054719 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (57054841) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 28527423 + 28527424.

It is an arithmetic number, because the mean of its divisors is an integer number (28527424).

Almost surely, 2^57054847 is an apocalyptic number.

57054847 is a deficient number, since it is larger than the sum of its proper divisors (1).

57054847 is an equidigital number, since it uses as much as digits as its factorization.

57054847 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 156800, while the sum is 40.

The square root of 57054847 is about 7553.4658932175. The cubic root of 57054847 is about 384.9735114176.

The spelling of 57054847 in words is "fifty-seven million, fifty-four thousand, eight hundred forty-seven".