12316204413451 has 2 divisors, whose sum is σ = 12316204413452. Its totient is φ = 12316204413450.

The previous prime is 12316204413449. The next prime is 12316204413521. The reversal of 12316204413451 is 15431440261321.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 12316204413451 - 2¹ = 12316204413449 is a prime.

Together with 12316204413449, it forms a pair of twin primes.

It is a self number, because there is not a number n which added to its sum of digits gives 12316204413451.

It is not a weakly prime, because it can be changed into another prime (12316004413451) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6158102206725 + 6158102206726.

It is an arithmetic number, because the mean of its divisors is an integer number (6158102206726).

Almost surely, 2^{12316204413451} is an apocalyptic number.

12316204413451 is a deficient number, since it is larger than the sum of its proper divisors (1).

12316204413451 is an equidigital number, since it uses as much as digits as its factorization.

12316204413451 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 69120, while the sum is 37.

Adding to 12316204413451 its reverse (15431440261321), we get a palindrome (27747644674772).

The spelling of 12316204413451 in words is "twelve trillion, three hundred sixteen billion, two hundred four million, four hundred thirteen thousand, four hundred fifty-one".