6803987 has 2 divisors, whose sum is σ = 6803988. Its totient is φ = 6803986.

The previous prime is 6803983. The next prime is 6804011. The reversal of 6803987 is 7893086.

6803987 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 6803987 - 2² = 6803983 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (6803983) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3401993 + 3401994.

It is an arithmetic number, because the mean of its divisors is an integer number (3401994).

Almost surely, 2^6803987 is an apocalyptic number.

6803987 is a deficient number, since it is larger than the sum of its proper divisors (1).

6803987 is an equidigital number, since it uses as much as digits as its factorization.

6803987 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 72576, while the sum is 41.

The square root of 6803987 is about 2608.4453224095. The cubic root of 6803987 is about 189.4906672467.

The spelling of 6803987 in words is "six million, eight hundred three thousand, nine hundred eighty-seven".