4427340143 has 2 divisors, whose sum is σ = 4427340144. Its totient is φ = 4427340142.

The previous prime is 4427340139. The next prime is 4427340149. The reversal of 4427340143 is 3410437244.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 4427340143 - 2² = 4427340139 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4427340149) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2213670071 + 2213670072.

It is an arithmetic number, because the mean of its divisors is an integer number (2213670072).

Almost surely, 2^4427340143 is an apocalyptic number.

4427340143 is a deficient number, since it is larger than the sum of its proper divisors (1).

4427340143 is an equidigital number, since it uses as much as digits as its factorization.

4427340143 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 32256, while the sum is 32.

The square root of 4427340143 is about 66538.2607452284. The cubic root of 4427340143 is about 1642.0295296953.

Adding to 4427340143 its reverse (3410437244), we get a palindrome (7837777387).

The spelling of 4427340143 in words is "four billion, four hundred twenty-seven million, three hundred forty thousand, one hundred forty-three".