6700860787 has 2 divisors, whose sum is σ = 6700860788. Its totient is φ = 6700860786.

The previous prime is 6700860781. The next prime is 6700860821. The reversal of 6700860787 is 7870680076.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 6700860787 - 2²⁷ = 6566643059 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 6700860787.

It is not a weakly prime, because it can be changed into another prime (6700860781) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3350430393 + 3350430394.

It is an arithmetic number, because the mean of its divisors is an integer number (3350430394).

Almost surely, 2^6700860787 is an apocalyptic number.

6700860787 is a deficient number, since it is larger than the sum of its proper divisors (1).

6700860787 is an equidigital number, since it uses as much as digits as its factorization.

6700860787 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 790272, while the sum is 49.

The square root of 6700860787 is about 81858.7856433260. The cubic root of 6700860787 is about 1885.2843618313.

The spelling of 6700860787 in words is "six billion, seven hundred million, eight hundred sixty thousand, seven hundred eighty-seven".