1312104463 has 2 divisors, whose sum is σ = 1312104464. Its totient is φ = 1312104462.

The previous prime is 1312104439. The next prime is 1312104511. The reversal of 1312104463 is 3644012131.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1312104463 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1312104163) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 656052231 + 656052232.

It is an arithmetic number, because the mean of its divisors is an integer number (656052232).

Almost surely, 2^1312104463 is an apocalyptic number.

1312104463 is a deficient number, since it is larger than the sum of its proper divisors (1).

1312104463 is an equidigital number, since it uses as much as digits as its factorization.

1312104463 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1728, while the sum is 25.

The square root of 1312104463 is about 36222.9825249109. The cubic root of 1312104463 is about 1094.7697890416.

Adding to 1312104463 its reverse (3644012131), we get a palindrome (4956116594).

The spelling of 1312104463 in words is "one billion, three hundred twelve million, one hundred four thousand, four hundred sixty-three".