12307138127 has 2 divisors, whose sum is σ = 12307138128. Its totient is φ = 12307138126.

The previous prime is 12307138111. The next prime is 12307138183. The reversal of 12307138127 is 72183170321.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 12307138127 - 2⁴ = 12307138111 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12307138187) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6153569063 + 6153569064.

It is an arithmetic number, because the mean of its divisors is an integer number (6153569064).

Almost surely, 2^12307138127 is an apocalyptic number.

12307138127 is a deficient number, since it is larger than the sum of its proper divisors (1).

12307138127 is an equidigital number, since it uses as much as digits as its factorization.

12307138127 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 14112, while the sum is 35.

The spelling of 12307138127 in words is "twelve billion, three hundred seven million, one hundred thirty-eight thousand, one hundred twenty-seven".