427229763127 has 2 divisors, whose sum is σ = 427229763128. Its totient is φ = 427229763126.

The previous prime is 427229763109. The next prime is 427229763173. The reversal of 427229763127 is 721367922724.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-427229763127 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (427229760127) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 213614881563 + 213614881564.

It is an arithmetic number, because the mean of its divisors is an integer number (213614881564).

Almost surely, 2^427229763127 is an apocalyptic number.

427229763127 is a deficient number, since it is larger than the sum of its proper divisors (1).

427229763127 is an equidigital number, since it uses as much as digits as its factorization.

427229763127 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 3556224, while the sum is 52.

The spelling of 427229763127 in words is "four hundred twenty-seven billion, two hundred twenty-nine million, seven hundred sixty-three thousand, one hundred twenty-seven".