53727143 has 2 divisors, whose sum is σ = 53727144. Its totient is φ = 53727142.

The previous prime is 53727133. The next prime is 53727173. The reversal of 53727143 is 34172735.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 53727143 - 2¹⁶ = 53661607 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (53727133) 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, 26863571 + 26863572.

It is an arithmetic number, because the mean of its divisors is an integer number (26863572).

Almost surely, 2^53727143 is an apocalyptic number.

53727143 is a deficient number, since it is larger than the sum of its proper divisors (1).

53727143 is an equidigital number, since it uses as much as digits as its factorization.

53727143 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 17640, while the sum is 32.

The square root of 53727143 is about 7329.8801490884. The cubic root of 53727143 is about 377.3386132362.

Adding to 53727143 its reverse (34172735), we get a palindrome (87899878).

The spelling of 53727143 in words is "fifty-three million, seven hundred twenty-seven thousand, one hundred forty-three".