420201163 has 2 divisors, whose sum is σ = 420201164. Its totient is φ = 420201162.

The previous prime is 420201161. The next prime is 420201239. The reversal of 420201163 is 361102024.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 420201163 - 2¹ = 420201161 is a prime.

Together with 420201161, it forms a pair of twin primes.

It is a self number, because there is not a number n which added to its sum of digits gives 420201163.

It is not a weakly prime, because it can be changed into another prime (420201161) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 210100581 + 210100582.

It is an arithmetic number, because the mean of its divisors is an integer number (210100582).

Almost surely, 2^420201163 is an apocalyptic number.

420201163 is a deficient number, since it is larger than the sum of its proper divisors (1).

420201163 is an equidigital number, since it uses as much as digits as its factorization.

420201163 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 288, while the sum is 19.

The square root of 420201163 is about 20498.8088190509. The cubic root of 420201163 is about 749.0067818635.

Adding to 420201163 its reverse (361102024), we get a palindrome (781303187).

The spelling of 420201163 in words is "four hundred twenty million, two hundred one thousand, one hundred sixty-three".