1127329545649 has 2 divisors, whose sum is σ = 1127329545650. Its totient is φ = 1127329545648.

The previous prime is 1127329545619. The next prime is 1127329545733. The reversal of 1127329545649 is 9465459237211.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1043958758049 + 83370787600 = 1021743^2 + 288740^2 .

It is an emirp because it is prime and its reverse (9465459237211) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1127329545649 - 2¹⁹ = 1127329021361 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1127329545593 and 1127329545602.

It is not a weakly prime, because it can be changed into another prime (1127329545619) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 563664772824 + 563664772825.

It is an arithmetic number, because the mean of its divisors is an integer number (563664772825).

Almost surely, 2^{1127329545649} is an apocalyptic number.

It is an amenable number.

1127329545649 is a deficient number, since it is larger than the sum of its proper divisors (1).

1127329545649 is an equidigital number, since it uses as much as digits as its factorization.

1127329545649 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 16329600, while the sum is 58.

The spelling of 1127329545649 in words is "one trillion, one hundred twenty-seven billion, three hundred twenty-nine million, five hundred forty-five thousand, six hundred forty-nine".