12227125308539 has 2 divisors, whose sum is σ = 12227125308540. Its totient is φ = 12227125308538.

The previous prime is 12227125308427. The next prime is 12227125308547. The reversal of 12227125308539 is 93580352172221.

It is a happy number.

It is a strong prime.

It is an emirp because it is prime and its reverse (93580352172221) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 12227125308539 - 2²⁰ = 12227124259963 is a prime.

It is not a weakly prime, because it can be changed into another prime (12227125308569) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6113562654269 + 6113562654270.

It is an arithmetic number, because the mean of its divisors is an integer number (6113562654270).

Almost surely, 2^{12227125308539} is an apocalyptic number.

12227125308539 is a deficient number, since it is larger than the sum of its proper divisors (1).

12227125308539 is an equidigital number, since it uses as much as digits as its factorization.

12227125308539 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1814400, while the sum is 50.

The spelling of 12227125308539 in words is "twelve trillion, two hundred twenty-seven billion, one hundred twenty-five million, three hundred eight thousand, five hundred thirty-nine".