64016143 has 2 divisors, whose sum is σ = 64016144. Its totient is φ = 64016142.

The previous prime is 64016119. The next prime is 64016159. The reversal of 64016143 is 34161046.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 64016143 - 2⁹ = 64015631 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (64016243) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 32008071 + 32008072.

It is an arithmetic number, because the mean of its divisors is an integer number (32008072).

Almost surely, 2^64016143 is an apocalyptic number.

64016143 is a deficient number, since it is larger than the sum of its proper divisors (1).

64016143 is an equidigital number, since it uses as much as digits as its factorization.

64016143 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1728, while the sum is 25.

The square root of 64016143 is about 8001.0088738858. The cubic root of 64016143 is about 400.0336284227.

Adding to 64016143 its reverse (34161046), we get a palindrome (98177189).

It can be divided in two parts, 6401 and 6143, that added together give a square (12544 = 112²).

The spelling of 64016143 in words is "sixty-four million, sixteen thousand, one hundred forty-three".