3166666667 has 2 divisors, whose sum is σ = 3166666668. Its totient is φ = 3166666666.

The previous prime is 3166666661. The next prime is 3166666681. The reversal of 3166666667 is 7666666613.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 3166666667 - 2⁶ = 3166666603 is a prime.

It is not a weakly prime, because it can be changed into another prime (3166666661) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1583333333 + 1583333334.

It is an arithmetic number, because the mean of its divisors is an integer number (1583333334).

Almost surely, 2^3166666667 is an apocalyptic number.

3166666667 is a deficient number, since it is larger than the sum of its proper divisors (1).

3166666667 is an equidigital number, since it uses as much as digits as its factorization.

3166666667 is an evil number, because the sum of its binary digits is even.

The product of its digits is 5878656, while the sum is 53.

The square root of 3166666667 is about 56273.1433900755. The cubic root of 3166666667 is about 1468.4780192032.

The spelling of 3166666667 in words is "three billion, one hundred sixty-six million, six hundred sixty-six thousand, six hundred sixty-seven".