12409530127 has 2 divisors, whose sum is σ = 12409530128. Its totient is φ = 12409530126.

The previous prime is 12409530083. The next prime is 12409530143. The reversal of 12409530127 is 72103590421.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-12409530127 is a prime.

It is a super-2 number, since 2×12409530127² (a number of 21 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 12409530092 and 12409530101.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12409530227) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6204765063 + 6204765064.

It is an arithmetic number, because the mean of its divisors is an integer number (6204765064).

Almost surely, 2^12409530127 is an apocalyptic number.

12409530127 is a deficient number, since it is larger than the sum of its proper divisors (1).

12409530127 is an equidigital number, since it uses as much as digits as its factorization.

12409530127 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 15120, while the sum is 34.

The spelling of 12409530127 in words is "twelve billion, four hundred nine million, five hundred thirty thousand, one hundred twenty-seven".