12404016347 has 2 divisors, whose sum is σ = 12404016348. Its totient is φ = 12404016346.

The previous prime is 12404016319. The next prime is 12404016353. The reversal of 12404016347 is 74361040421.

It is a strong prime.

It is an emirp because it is prime and its reverse (74361040421) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 12404016347 - 2⁶ = 12404016283 is a prime.

It is not a weakly prime, because it can be changed into another prime (12404016397) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6202008173 + 6202008174.

It is an arithmetic number, because the mean of its divisors is an integer number (6202008174).

Almost surely, 2^12404016347 is an apocalyptic number.

12404016347 is a deficient number, since it is larger than the sum of its proper divisors (1).

12404016347 is an equidigital number, since it uses as much as digits as its factorization.

12404016347 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 16128, while the sum is 32.

Adding to 12404016347 its reverse (74361040421), we get a palindrome (86765056768).

The spelling of 12404016347 in words is "twelve billion, four hundred four million, sixteen thousand, three hundred forty-seven".