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630163 is a prime number
BaseRepresentation
bin10011001110110010011
31012000102101
42121312103
5130131123
621301231
75233132
oct2316623
91160371
10630163
113a04a6
12264817
13190aa1
14125919
15c6aad
hex99d93

630163 has 2 divisors, whose sum is σ = 630164. Its totient is φ = 630162.

The previous prime is 630151. The next prime is 630167. The reversal of 630163 is 361036.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-630163 is a prime.

It is an Ulam number.

It is an alternating number because its digits alternate between even and odd.

It is a self number, because there is not a number n which added to its sum of digits gives 630163.

It is not a weakly prime, because it can be changed into another prime (630167) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 315081 + 315082.

It is an arithmetic number, because the mean of its divisors is an integer number (315082).

2630163 is an apocalyptic number.

630163 is a deficient number, since it is larger than the sum of its proper divisors (1).

630163 is an equidigital number, since it uses as much as digits as its factorization.

630163 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 324, while the sum is 19.

The square root of 630163 is about 793.8280670271. The cubic root of 630163 is about 85.7335815024.

Adding to 630163 its reverse (361036), we get a palindrome (991199).

The spelling of 630163 in words is "six hundred thirty thousand, one hundred sixty-three".