163004113 has 2 divisors, whose sum is σ = 163004114. Its totient is φ = 163004112.

The previous prime is 163004111. The next prime is 163004117. The reversal of 163004113 is 311400361.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 146095569 + 16908544 = 12087^2 + 4112^2 .

It is a cyclic number.

It is not a de Polignac number, because 163004113 - 2¹ = 163004111 is a prime.

Together with 163004111, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (163004111) 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, 81502056 + 81502057.

It is an arithmetic number, because the mean of its divisors is an integer number (81502057).

Almost surely, 2^163004113 is an apocalyptic number.

It is an amenable number.

163004113 is a deficient number, since it is larger than the sum of its proper divisors (1).

163004113 is an equidigital number, since it uses as much as digits as its factorization.

163004113 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 216, while the sum is 19.

The square root of 163004113 is about 12767.3064112991. The cubic root of 163004113 is about 546.2601516684.

Adding to 163004113 its reverse (311400361), we get a palindrome (474404474).

The spelling of 163004113 in words is "one hundred sixty-three million, four thousand, one hundred thirteen".