420338161127 has 2 divisors, whose sum is σ = 420338161128. Its totient is φ = 420338161126.

The previous prime is 420338161031. The next prime is 420338161141. The reversal of 420338161127 is 721161833024.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 420338161127 - 2¹⁰ = 420338160103 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (420338961127) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 210169080563 + 210169080564.

It is an arithmetic number, because the mean of its divisors is an integer number (210169080564).

Almost surely, 2^420338161127 is an apocalyptic number.

420338161127 is a deficient number, since it is larger than the sum of its proper divisors (1).

420338161127 is an equidigital number, since it uses as much as digits as its factorization.

420338161127 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 48384, while the sum is 38.

The spelling of 420338161127 in words is "four hundred twenty billion, three hundred thirty-eight million, one hundred sixty-one thousand, one hundred twenty-seven".