630841163 has 2 divisors, whose sum is σ = 630841164. Its totient is φ = 630841162.

The previous prime is 630841153. The next prime is 630841201. The reversal of 630841163 is 361148036.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 630841163 - 2¹⁶ = 630775627 is a prime.

It is not a weakly prime, because it can be changed into another prime (630841153) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 315420581 + 315420582.

It is an arithmetic number, because the mean of its divisors is an integer number (315420582).

Almost surely, 2^630841163 is an apocalyptic number.

630841163 is a deficient number, since it is larger than the sum of its proper divisors (1).

630841163 is an equidigital number, since it uses as much as digits as its factorization.

630841163 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 10368, while the sum is 32.

The square root of 630841163 is about 25116.5515746091. The cubic root of 630841163 is about 857.6432513468.

Adding to 630841163 its reverse (361148036), we get a palindrome (991989199).

The spelling of 630841163 in words is "six hundred thirty million, eight hundred forty-one thousand, one hundred sixty-three".