12247622347427 has 2 divisors, whose sum is σ = 12247622347428. Its totient is φ = 12247622347426.

The previous prime is 12247622347343. The next prime is 12247622347469. The reversal of 12247622347427 is 72474322674221.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 12247622347427 - 2²⁶ = 12247555238563 is a prime.

It is not a weakly prime, because it can be changed into another prime (12247622397427) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6123811173713 + 6123811173714.

It is an arithmetic number, because the mean of its divisors is an integer number (6123811173714).

Almost surely, 2^{12247622347427} is an apocalyptic number.

12247622347427 is a deficient number, since it is larger than the sum of its proper divisors (1).

12247622347427 is an equidigital number, since it uses as much as digits as its factorization.

12247622347427 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 12644352, while the sum is 53.

The spelling of 12247622347427 in words is "twelve trillion, two hundred forty-seven billion, six hundred twenty-two million, three hundred forty-seven thousand, four hundred twenty-seven".