428076127 has 2 divisors, whose sum is σ = 428076128. Its totient is φ = 428076126.

The previous prime is 428076113. The next prime is 428076149. The reversal of 428076127 is 721670824.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 428076127 - 2¹¹ = 428074079 is a prime.

It is a super-3 number, since 3×428076127³ (a number of 27 digits) contains 333 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (428076107) 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, 214038063 + 214038064.

It is an arithmetic number, because the mean of its divisors is an integer number (214038064).

Almost surely, 2^428076127 is an apocalyptic number.

428076127 is a deficient number, since it is larger than the sum of its proper divisors (1).

428076127 is an equidigital number, since it uses as much as digits as its factorization.

428076127 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 37632, while the sum is 37.

The square root of 428076127 is about 20690.0006524891. Note that the first 3 decimals coincide. The cubic root of 428076127 is about 753.6568825598.

The spelling of 428076127 in words is "four hundred twenty-eight million, seventy-six thousand, one hundred twenty-seven".