12120414247 has 2 divisors, whose sum is σ = 12120414248. Its totient is φ = 12120414246.

The previous prime is 12120414227. The next prime is 12120414283. The reversal of 12120414247 is 74241402121.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-12120414247 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12120414227) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6060207123 + 6060207124.

It is an arithmetic number, because the mean of its divisors is an integer number (6060207124).

Almost surely, 2^12120414247 is an apocalyptic number.

12120414247 is a deficient number, since it is larger than the sum of its proper divisors (1).

12120414247 is an equidigital number, since it uses as much as digits as its factorization.

12120414247 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3584, while the sum is 28.

Adding to 12120414247 its reverse (74241402121), we get a palindrome (86361816368).

The spelling of 12120414247 in words is "twelve billion, one hundred twenty million, four hundred fourteen thousand, two hundred forty-seven".