12119977193 has 2 divisors, whose sum is σ = 12119977194. Its totient is φ = 12119977192.

The previous prime is 12119977153. The next prime is 12119977249. The reversal of 12119977193 is 39177991121.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 9770927104 + 2349050089 = 98848^2 + 48467^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-12119977193 is a prime.

It is not a weakly prime, because it can be changed into another prime (12119977153) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6059988596 + 6059988597.

It is an arithmetic number, because the mean of its divisors is an integer number (6059988597).

Almost surely, 2^12119977193 is an apocalyptic number.

It is an amenable number.

12119977193 is a deficient number, since it is larger than the sum of its proper divisors (1).

12119977193 is an equidigital number, since it uses as much as digits as its factorization.

12119977193 is an evil number, because the sum of its binary digits is even.

The product of its digits is 214326, while the sum is 50.

The spelling of 12119977193 in words is "twelve billion, one hundred nineteen million, nine hundred seventy-seven thousand, one hundred ninety-three".