6890111 has 2 divisors, whose sum is σ = 6890112. Its totient is φ = 6890110.

The previous prime is 6890101. The next prime is 6890123. The reversal of 6890111 is 1110986.

6890111 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 6890111 - 2⁶ = 6890047 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (6890101) 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, 3445055 + 3445056.

It is an arithmetic number, because the mean of its divisors is an integer number (3445056).

Almost surely, 2^6890111 is an apocalyptic number.

6890111 is a deficient number, since it is larger than the sum of its proper divisors (1).

6890111 is an equidigital number, since it uses as much as digits as its factorization.

6890111 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 432, while the sum is 26.

The square root of 6890111 is about 2624.9020934122. The cubic root of 6890111 is about 190.2868336149.

The spelling of 6890111 in words is "six million, eight hundred ninety thousand, one hundred eleven".