12340466497 has 2 divisors, whose sum is σ = 12340466498. Its totient is φ = 12340466496.

The previous prime is 12340466473. The next prime is 12340466507. The reversal of 12340466497 is 79466404321.

12340466497 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 8611654401 + 3728812096 = 92799^2 + 61064^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-12340466497 is a prime.

It is a super-4 number, since 4×12340466497⁴ (a number of 41 digits) contains 4444 as substring. Note that it is a super-d number also for d = 2.

It is not a weakly prime, because it can be changed into another prime (12140466497) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6170233248 + 6170233249.

It is an arithmetic number, because the mean of its divisors is an integer number (6170233249).

Almost surely, 2^12340466497 is an apocalyptic number.

It is an amenable number.

12340466497 is a deficient number, since it is larger than the sum of its proper divisors (1).

12340466497 is an equidigital number, since it uses as much as digits as its factorization.

12340466497 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 870912, while the sum is 46.

The spelling of 12340466497 in words is "twelve billion, three hundred forty million, four hundred sixty-six thousand, four hundred ninety-seven".