10313043449 has 2 divisors, whose sum is σ = 10313043450. Its totient is φ = 10313043448.

The previous prime is 10313043427. The next prime is 10313043463. The reversal of 10313043449 is 94434031301.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 7831011049 + 2482032400 = 88493^2 + 49820^2 .

It is a cyclic number.

It is not a de Polignac number, because 10313043449 - 2³² = 6018076153 is a prime.

It is not a weakly prime, because it can be changed into another prime (10313043409) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5156521724 + 5156521725.

It is an arithmetic number, because the mean of its divisors is an integer number (5156521725).

Almost surely, 2^10313043449 is an apocalyptic number.

It is an amenable number.

10313043449 is a deficient number, since it is larger than the sum of its proper divisors (1).

10313043449 is an equidigital number, since it uses as much as digits as its factorization.

10313043449 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 15552, while the sum is 32.

The spelling of 10313043449 in words is "ten billion, three hundred thirteen million, forty-three thousand, four hundred forty-nine".