6881263 has 2 divisors, whose sum is σ = 6881264. Its totient is φ = 6881262.

The previous prime is 6881261. The next prime is 6881269. The reversal of 6881263 is 3621886.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 6881263 - 2¹ = 6881261 is a prime.

Together with 6881261, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (6881261) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3440631 + 3440632.

It is an arithmetic number, because the mean of its divisors is an integer number (3440632).

Almost surely, 2^6881263 is an apocalyptic number.

6881263 is a deficient number, since it is larger than the sum of its proper divisors (1).

6881263 is an equidigital number, since it uses as much as digits as its factorization.

6881263 is an evil number, because the sum of its binary digits is even.

The product of its digits is 13824, while the sum is 34.

The square root of 6881263 is about 2623.2161557904. The cubic root of 6881263 is about 190.2053458559.

The spelling of 6881263 in words is "six million, eight hundred eighty-one thousand, two hundred sixty-three".