12127522733 has 2 divisors, whose sum is σ = 12127522734. Its totient is φ = 12127522732.

The previous prime is 12127522723. The next prime is 12127522751. The reversal of 12127522733 is 33722572121.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 11889067369 + 238455364 = 109037^2 + 15442^2 .

It is a cyclic number.

It is not a de Polignac number, because 12127522733 - 2¹⁶ = 12127457197 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 12127522693 and 12127522702.

It is a congruent number.

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, 6063761366 + 6063761367.

It is an arithmetic number, because the mean of its divisors is an integer number (6063761367).

Almost surely, 2^12127522733 is an apocalyptic number.

It is an amenable number.

12127522733 is a deficient number, since it is larger than the sum of its proper divisors (1).

12127522733 is an equidigital number, since it uses as much as digits as its factorization.

12127522733 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 35280, while the sum is 35.

The spelling of 12127522733 in words is "twelve billion, one hundred twenty-seven million, five hundred twenty-two thousand, seven hundred thirty-three".