2939143 has 2 divisors, whose sum is σ = 2939144. Its totient is φ = 2939142.

The previous prime is 2939137. The next prime is 2939149. The reversal of 2939143 is 3419392.

2939143 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a balanced prime because it is at equal distance from previous prime (2939137) and next prime (2939149).

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2939143 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2939149) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1469571 + 1469572.

It is an arithmetic number, because the mean of its divisors is an integer number (1469572).

2^2939143 is an apocalyptic number.

2939143 is a deficient number, since it is larger than the sum of its proper divisors (1).

2939143 is an equidigital number, since it uses as much as digits as its factorization.

2939143 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 5832, while the sum is 31.

The square root of 2939143 is about 1714.3928954589. The cubic root of 2939143 is about 143.2430541401.

Subtracting 2939143 from its reverse (3419392), we obtain a square (480249 = 693²).

The spelling of 2939143 in words is "two million, nine hundred thirty-nine thousand, one hundred forty-three".