12112765447 has 2 divisors, whose sum is σ = 12112765448. Its totient is φ = 12112765446.

The previous prime is 12112765433. The next prime is 12112765451. The reversal of 12112765447 is 74456721121.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 12112765447 - 2¹⁹ = 12112241159 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12112760447) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6056382723 + 6056382724.

It is an arithmetic number, because the mean of its divisors is an integer number (6056382724).

Almost surely, 2^12112765447 is an apocalyptic number.

12112765447 is a deficient number, since it is larger than the sum of its proper divisors (1).

12112765447 is an equidigital number, since it uses as much as digits as its factorization.

12112765447 is an evil number, because the sum of its binary digits is even.

The product of its digits is 94080, while the sum is 40.

The spelling of 12112765447 in words is "twelve billion, one hundred twelve million, seven hundred sixty-five thousand, four hundred forty-seven".