6868507 has 2 divisors, whose sum is σ = 6868508. Its totient is φ = 6868506.

The previous prime is 6868489. The next prime is 6868517. The reversal of 6868507 is 7058686.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 6868507 - 2¹¹ = 6866459 is a prime.

It is a Chen prime.

It is an Ulam number.

It is a self number, because there is not a number n which added to its sum of digits gives 6868507.

It is not a weakly prime, because it can be changed into another prime (6868517) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3434253 + 3434254.

It is an arithmetic number, because the mean of its divisors is an integer number (3434254).

Almost surely, 2^6868507 is an apocalyptic number.

6868507 is a deficient number, since it is larger than the sum of its proper divisors (1).

6868507 is an equidigital number, since it uses as much as digits as its factorization.

6868507 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 80640, while the sum is 40.

The square root of 6868507 is about 2620.7836614265. The cubic root of 6868507 is about 190.0877434067.

The spelling of 6868507 in words is "six million, eight hundred sixty-eight thousand, five hundred seven".