12197214473 has 2 divisors, whose sum is σ = 12197214474. Its totient is φ = 12197214472.

The previous prime is 12197214437. The next prime is 12197214499. The reversal of 12197214473 is 37441279121.

Together with previous prime (12197214437) it forms an Ormiston pair, because they use the same digits, order apart.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 12032554249 + 164660224 = 109693^2 + 12832^2 .

It is a cyclic number.

It is not a de Polignac number, because 12197214473 - 2⁶ = 12197214409 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 12197214473.

It is not a weakly prime, because it can be changed into another prime (12197214173) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6098607236 + 6098607237.

It is an arithmetic number, because the mean of its divisors is an integer number (6098607237).

Almost surely, 2^12197214473 is an apocalyptic number.

It is an amenable number.

12197214473 is a deficient number, since it is larger than the sum of its proper divisors (1).

12197214473 is an equidigital number, since it uses as much as digits as its factorization.

12197214473 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 84672, while the sum is 41.

The spelling of 12197214473 in words is "twelve billion, one hundred ninety-seven million, two hundred fourteen thousand, four hundred seventy-three".