12127522723 has 2 divisors, whose sum is σ = 12127522724. Its totient is φ = 12127522722.

The previous prime is 12127522703. The next prime is 12127522733. The reversal of 12127522723 is 32722572121.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 12127522723 - 2⁵ = 12127522691 is a prime.

It is not a weakly prime, because it can be changed into another prime (12127522703) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6063761361 + 6063761362.

It is an arithmetic number, because the mean of its divisors is an integer number (6063761362).

Almost surely, 2^12127522723 is an apocalyptic number.

12127522723 is a deficient number, since it is larger than the sum of its proper divisors (1).

12127522723 is an equidigital number, since it uses as much as digits as its factorization.

12127522723 is an evil number, because the sum of its binary digits is even.

The product of its digits is 23520, while the sum is 34.

The spelling of 12127522723 in words is "twelve billion, one hundred twenty-seven million, five hundred twenty-two thousand, seven hundred twenty-three".