12119177489 has 2 divisors, whose sum is σ = 12119177490. Its totient is φ = 12119177488.

The previous prime is 12119177443. The next prime is 12119177519. The reversal of 12119177489 is 98477191121.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 11881000000 + 238177489 = 109000^2 + 15433^2 .

It is a cyclic number.

It is not a de Polignac number, because 12119177489 - 2³² = 7824210193 is a prime.

It is not a weakly prime, because it can be changed into another prime (12119177429) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6059588744 + 6059588745.

It is an arithmetic number, because the mean of its divisors is an integer number (6059588745).

Almost surely, 2^12119177489 is an apocalyptic number.

It is an amenable number.

12119177489 is a deficient number, since it is larger than the sum of its proper divisors (1).

12119177489 is an equidigital number, since it uses as much as digits as its factorization.

12119177489 is an evil number, because the sum of its binary digits is even.

The product of its digits is 254016, while the sum is 50.

The spelling of 12119177489 in words is "twelve billion, one hundred nineteen million, one hundred seventy-seven thousand, four hundred eighty-nine".