6917143 has 2 divisors, whose sum is σ = 6917144. Its totient is φ = 6917142.

The previous prime is 6917111. The next prime is 6917149. The reversal of 6917143 is 3417196.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 6917143 - 2⁵ = 6917111 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (6917149) by changing a digit.

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

It is a good prime.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3458571 + 3458572.

It is an arithmetic number, because the mean of its divisors is an integer number (3458572).

Almost surely, 2^6917143 is an apocalyptic number.

6917143 is a deficient number, since it is larger than the sum of its proper divisors (1).

6917143 is an equidigital number, since it uses as much as digits as its factorization.

6917143 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 4536, while the sum is 31.

The square root of 6917143 is about 2630.0461973129. The cubic root of 6917143 is about 190.5353599144.

The spelling of 6917143 in words is "six million, nine hundred seventeen thousand, one hundred forty-three".