1014319443649 has 2 divisors, whose sum is σ = 1014319443650. Its totient is φ = 1014319443648.

The previous prime is 1014319443647. The next prime is 1014319443679. The reversal of 1014319443649 is 9463449134101.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 625573428624 + 388746015025 = 790932^2 + 623495^2 .

It is a cyclic number.

It is not a de Polignac number, because 1014319443649 - 2¹ = 1014319443647 is a prime.

Together with 1014319443647, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (1014319443647) 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, 507159721824 + 507159721825.

It is an arithmetic number, because the mean of its divisors is an integer number (507159721825).

Almost surely, 2^{1014319443649} is an apocalyptic number.

It is an amenable number.

1014319443649 is a deficient number, since it is larger than the sum of its proper divisors (1).

1014319443649 is an equidigital number, since it uses as much as digits as its factorization.

1014319443649 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1119744, while the sum is 49.

The spelling of 1014319443649 in words is "one trillion, fourteen billion, three hundred nineteen million, four hundred forty-three thousand, six hundred forty-nine".