9429143 has 2 divisors, whose sum is σ = 9429144. Its totient is φ = 9429142.

The previous prime is 9429131. The next prime is 9429157. The reversal of 9429143 is 3419249.

It is a happy number.

9429143 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 9429143 - 2⁴ = 9429127 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (9429113) 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, 4714571 + 4714572.

It is an arithmetic number, because the mean of its divisors is an integer number (4714572).

Almost surely, 2^9429143 is an apocalyptic number.

9429143 is a deficient number, since it is larger than the sum of its proper divisors (1).

9429143 is an equidigital number, since it uses as much as digits as its factorization.

9429143 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 7776, while the sum is 32.

The square root of 9429143 is about 3070.6909645876. The cubic root of 9429143 is about 211.2633071692.

The spelling of 9429143 in words is "nine million, four hundred twenty-nine thousand, one hundred forty-three".