6243943 has 2 divisors, whose sum is σ = 6243944. Its totient is φ = 6243942.

The previous prime is 6243929. The next prime is 6243967. The reversal of 6243943 is 3493426.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 6243943 - 2¹³ = 6235751 is a prime.

It is a d-powerful number, because it can be written as 6⁷ + 2¹⁹ + 4¹⁰ + 3⁹ + 9 + 4¹¹ + 3¹¹ .

6243943 is a lucky number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (6243043) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3121971 + 3121972.

It is an arithmetic number, because the mean of its divisors is an integer number (3121972).

Almost surely, 2^6243943 is an apocalyptic number.

6243943 is a deficient number, since it is larger than the sum of its proper divisors (1).

6243943 is an equidigital number, since it uses as much as digits as its factorization.

6243943 is an evil number, because the sum of its binary digits is even.

The product of its digits is 15552, while the sum is 31.

The square root of 6243943 is about 2498.7883063597. The cubic root of 6243943 is about 184.1420512226.

The spelling of 6243943 in words is "six million, two hundred forty-three thousand, nine hundred forty-three".