2287998143 has 2 divisors, whose sum is σ = 2287998144. Its totient is φ = 2287998142.

The previous prime is 2287998133. The next prime is 2287998151. The reversal of 2287998143 is 3418997822.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2287998143 - 2⁴ = 2287998127 is a prime.

It is a Sophie Germain prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2287998113) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1143999071 + 1143999072.

It is an arithmetic number, because the mean of its divisors is an integer number (1143999072).

Almost surely, 2^2287998143 is an apocalyptic number.

2287998143 is a deficient number, since it is larger than the sum of its proper divisors (1).

2287998143 is an equidigital number, since it uses as much as digits as its factorization.

2287998143 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1741824, while the sum is 53.

The square root of 2287998143 is about 47833.0235611340. The cubic root of 2287998143 is about 1317.7060984106.

The spelling of 2287998143 in words is "two billion, two hundred eighty-seven million, nine hundred ninety-eight thousand, one hundred forty-three".