6706313291 has 2 divisors, whose sum is σ = 6706313292. Its totient is φ = 6706313290.

The previous prime is 6706313287. The next prime is 6706313303. The reversal of 6706313291 is 1923136076.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 6706313291 - 2² = 6706313287 is a prime.

It is not a weakly prime, because it can be changed into another prime (6706313231) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3353156645 + 3353156646.

It is an arithmetic number, because the mean of its divisors is an integer number (3353156646).

Almost surely, 2^6706313291 is an apocalyptic number.

6706313291 is a deficient number, since it is larger than the sum of its proper divisors (1).

6706313291 is an equidigital number, since it uses as much as digits as its factorization.

6706313291 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 40824, while the sum is 38.

The square root of 6706313291 is about 81892.0832010030. The cubic root of 6706313291 is about 1885.7955764327.

The spelling of 6706313291 in words is "six billion, seven hundred six million, three hundred thirteen thousand, two hundred ninety-one".