630147667 has 2 divisors, whose sum is σ = 630147668. Its totient is φ = 630147666.

The previous prime is 630147647. The next prime is 630147689. The reversal of 630147667 is 766741036.

630147667 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 630147667 - 2¹¹ = 630145619 is a prime.

It is not a weakly prime, because it can be changed into another prime (630147647) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 315073833 + 315073834.

It is an arithmetic number, because the mean of its divisors is an integer number (315073834).

Almost surely, 2^630147667 is an apocalyptic number.

630147667 is a deficient number, since it is larger than the sum of its proper divisors (1).

630147667 is an equidigital number, since it uses as much as digits as its factorization.

630147667 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 127008, while the sum is 40.

The square root of 630147667 is about 25102.7422207216. The cubic root of 630147667 is about 857.3288614599.

The spelling of 630147667 in words is "six hundred thirty million, one hundred forty-seven thousand, six hundred sixty-seven".