163900127 has 2 divisors, whose sum is σ = 163900128. Its totient is φ = 163900126.

The previous prime is 163900091. The next prime is 163900153. The reversal of 163900127 is 721009361.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 163900127 - 2⁶ = 163900063 is a prime.

It is a super-2 number, since 2×163900127² = 53726503261232258, which contains 22 as substring.

It is a Chen prime.

It is equal to p_9180911 and since 163900127 and 9180911 have the same sum of digits, it is a Honaker prime.

It is a self number, because there is not a number n which added to its sum of digits gives 163900127.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (163902127) 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, 81950063 + 81950064.

It is an arithmetic number, because the mean of its divisors is an integer number (81950064).

Almost surely, 2^163900127 is an apocalyptic number.

163900127 is a deficient number, since it is larger than the sum of its proper divisors (1).

163900127 is an equidigital number, since it uses as much as digits as its factorization.

163900127 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2268, while the sum is 29.

The square root of 163900127 is about 12802.3484954910. The cubic root of 163900127 is about 547.2592320700.

Adding to 163900127 its reverse (721009361), we get a palindrome (884909488).

The spelling of 163900127 in words is "one hundred sixty-three million, nine hundred thousand, one hundred twenty-seven".