54056143 has 2 divisors, whose sum is σ = 54056144. Its totient is φ = 54056142.

The previous prime is 54056129. The next prime is 54056147. The reversal of 54056143 is 34165045.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-54056143 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (54056147) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27028071 + 27028072.

It is an arithmetic number, because the mean of its divisors is an integer number (27028072).

Almost surely, 2^54056143 is an apocalyptic number.

54056143 is a deficient number, since it is larger than the sum of its proper divisors (1).

54056143 is an equidigital number, since it uses as much as digits as its factorization.

54056143 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 7200, while the sum is 28.

The square root of 54056143 is about 7352.2882832490. The cubic root of 54056143 is about 378.1072617228.

The spelling of 54056143 in words is "fifty-four million, fifty-six thousand, one hundred forty-three".