420244127 has 2 divisors, whose sum is σ = 420244128. Its totient is φ = 420244126.

The previous prime is 420244081. The next prime is 420244151. The reversal of 420244127 is 721442024.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 420244127 - 2⁸ = 420243871 is a prime.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 420244096 and 420244105.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (420244157) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 210122063 + 210122064.

It is an arithmetic number, because the mean of its divisors is an integer number (210122064).

Almost surely, 2^420244127 is an apocalyptic number.

420244127 is a deficient number, since it is larger than the sum of its proper divisors (1).

420244127 is an equidigital number, since it uses as much as digits as its factorization.

420244127 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3584, while the sum is 26.

The square root of 420244127 is about 20499.8567555971. The cubic root of 420244127 is about 749.0323087092.

The spelling of 420244127 in words is "four hundred twenty million, two hundred forty-four thousand, one hundred twenty-seven".