12419631173 has 2 divisors, whose sum is σ = 12419631174. Its totient is φ = 12419631172.

The previous prime is 12419631151. The next prime is 12419631187. The reversal of 12419631173 is 37113691421.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 12008433889 + 411197284 = 109583^2 + 20278^2 .

It is a cyclic number.

It is not a de Polignac number, because 12419631173 - 2⁸ = 12419630917 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12419631473) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6209815586 + 6209815587.

It is an arithmetic number, because the mean of its divisors is an integer number (6209815587).

Almost surely, 2^12419631173 is an apocalyptic number.

It is an amenable number.

12419631173 is a deficient number, since it is larger than the sum of its proper divisors (1).

12419631173 is an equidigital number, since it uses as much as digits as its factorization.

12419631173 is an evil number, because the sum of its binary digits is even.

The product of its digits is 27216, while the sum is 38.

The spelling of 12419631173 in words is "twelve billion, four hundred nineteen million, six hundred thirty-one thousand, one hundred seventy-three".