6987707 has 2 divisors, whose sum is σ = 6987708. Its totient is φ = 6987706.

The previous prime is 6987703. The next prime is 6987713. The reversal of 6987707 is 7077896.

6987707 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 6987707 - 2² = 6987703 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (6987703) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3493853 + 3493854.

It is an arithmetic number, because the mean of its divisors is an integer number (3493854).

Almost surely, 2^6987707 is an apocalyptic number.

6987707 is a deficient number, since it is larger than the sum of its proper divisors (1).

6987707 is an equidigital number, since it uses as much as digits as its factorization.

6987707 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 148176, while the sum is 44.

The square root of 6987707 is about 2643.4271315851. The cubic root of 6987707 is about 191.1810733149.

The spelling of 6987707 in words is "six million, nine hundred eighty-seven thousand, seven hundred seven".