2943945143 has 2 divisors, whose sum is σ = 2943945144. Its totient is φ = 2943945142.

The previous prime is 2943945127. The next prime is 2943945149. The reversal of 2943945143 is 3415493492.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2943945143 - 2⁴ = 2943945127 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 2943945094 and 2943945103.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2943945149) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1471972571 + 1471972572.

It is an arithmetic number, because the mean of its divisors is an integer number (1471972572).

Almost surely, 2^2943945143 is an apocalyptic number.

2943945143 is a deficient number, since it is larger than the sum of its proper divisors (1).

2943945143 is an equidigital number, since it uses as much as digits as its factorization.

2943945143 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 466560, while the sum is 44.

The square root of 2943945143 is about 54258.1343486855. The cubic root of 2943945143 is about 1433.2102463920.

The spelling of 2943945143 in words is "two billion, nine hundred forty-three million, nine hundred forty-five thousand, one hundred forty-three".