3960312667 has 2 divisors, whose sum is σ = 3960312668. Its totient is φ = 3960312666.

The previous prime is 3960312659. The next prime is 3960312683. The reversal of 3960312667 is 7662130693.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 3960312667 - 2³ = 3960312659 is a prime.

It is not a weakly prime, because it can be changed into another prime (3960312647) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1980156333 + 1980156334.

It is an arithmetic number, because the mean of its divisors is an integer number (1980156334).

Almost surely, 2^3960312667 is an apocalyptic number.

3960312667 is a deficient number, since it is larger than the sum of its proper divisors (1).

3960312667 is an equidigital number, since it uses as much as digits as its factorization.

3960312667 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 244944, while the sum is 43.

The square root of 3960312667 is about 62931.0151435681. The cubic root of 3960312667 is about 1582.1336163138.

The spelling of 3960312667 in words is "three billion, nine hundred sixty million, three hundred twelve thousand, six hundred sixty-seven".