1125992099797 has 2 divisors, whose sum is σ = 1125992099798. Its totient is φ = 1125992099796.

The previous prime is 1125992099777. The next prime is 1125992099861. The reversal of 1125992099797 is 7979902995211.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1124530872721 + 1461227076 = 1060439^2 + 38226^2 .

It is a cyclic number.

It is not a de Polignac number, because 1125992099797 - 2²³ = 1125983711189 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1125992099747) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 562996049898 + 562996049899.

It is an arithmetic number, because the mean of its divisors is an integer number (562996049899).

Almost surely, 2^{1125992099797} is an apocalyptic number.

It is an amenable number.

1125992099797 is a deficient number, since it is larger than the sum of its proper divisors (1).

1125992099797 is an equidigital number, since it uses as much as digits as its factorization.

1125992099797 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 57868020, while the sum is 70.

The spelling of 1125992099797 in words is "one trillion, one hundred twenty-five billion, nine hundred ninety-two million, ninety-nine thousand, seven hundred ninety-seven".