1048389640313 has 2 divisors, whose sum is σ = 1048389640314. Its totient is φ = 1048389640312.

The previous prime is 1048389640213. The next prime is 1048389640321. The reversal of 1048389640313 is 3130469838401.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 904728173584 + 143661466729 = 951172^2 + 379027^2 .

It is a cyclic number.

It is not a de Polignac number, because 1048389640313 - 2¹⁰ = 1048389639289 is a prime.

It is not a weakly prime, because it can be changed into another prime (1048389640343) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 524194820156 + 524194820157.

It is an arithmetic number, because the mean of its divisors is an integer number (524194820157).

Almost surely, 2^{1048389640313} is an apocalyptic number.

It is an amenable number.

1048389640313 is a deficient number, since it is larger than the sum of its proper divisors (1).

1048389640313 is an equidigital number, since it uses as much as digits as its factorization.

1048389640313 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1492992, while the sum is 50.

The spelling of 1048389640313 in words is "one trillion, forty-eight billion, three hundred eighty-nine million, six hundred forty thousand, three hundred thirteen".