425530212127 has 2 divisors, whose sum is σ = 425530212128. Its totient is φ = 425530212126.

The previous prime is 425530212113. The next prime is 425530212161. The reversal of 425530212127 is 721212035524.

It is an a-pointer prime, because the next prime (425530212161) can be obtained adding 425530212127 to its sum of digits (34).

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 425530212127 - 2¹⁵ = 425530179359 is a prime.

It is a super-2 number, since 2×425530212127² (a number of 24 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 425530212092 and 425530212101.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (425530252127) 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, 212765106063 + 212765106064.

It is an arithmetic number, because the mean of its divisors is an integer number (212765106064).

Almost surely, 2^425530212127 is an apocalyptic number.

425530212127 is a deficient number, since it is larger than the sum of its proper divisors (1).

425530212127 is an equidigital number, since it uses as much as digits as its factorization.

425530212127 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 33600, while the sum is 34.

The spelling of 425530212127 in words is "four hundred twenty-five billion, five hundred thirty million, two hundred twelve thousand, one hundred twenty-seven".