54056887 has 2 divisors, whose sum is σ = 54056888. Its totient is φ = 54056886.

The previous prime is 54056861. The next prime is 54056929. The reversal of 54056887 is 78865045.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 54056887 - 2¹¹ = 54054839 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (54056837) 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, 27028443 + 27028444.

It is an arithmetic number, because the mean of its divisors is an integer number (27028444).

Almost surely, 2^54056887 is an apocalyptic number.

54056887 is a deficient number, since it is larger than the sum of its proper divisors (1).

54056887 is an equidigital number, since it uses as much as digits as its factorization.

54056887 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 268800, while the sum is 43.

The square root of 54056887 is about 7352.3388795675. The cubic root of 54056887 is about 378.1089964039.

The spelling of 54056887 in words is "fifty-four million, fifty-six thousand, eight hundred eighty-seven".