1024340442997 has 2 divisors, whose sum is σ = 1024340442998. Its totient is φ = 1024340442996.

The previous prime is 1024340442991. The next prime is 1024340443033. The reversal of 1024340442997 is 7992440434201.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 865660907281 + 158679535716 = 930409^2 + 398346^2 .

It is a cyclic number.

It is not a de Polignac number, because 1024340442997 - 2³⁹ = 474584629109 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1024340442997.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1024340442991) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 512170221498 + 512170221499.

It is an arithmetic number, because the mean of its divisors is an integer number (512170221499).

Almost surely, 2^{1024340442997} is an apocalyptic number.

It is an amenable number.

1024340442997 is a deficient number, since it is larger than the sum of its proper divisors (1).

1024340442997 is an equidigital number, since it uses as much as digits as its factorization.

1024340442997 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1741824, while the sum is 49.

The spelling of 1024340442997 in words is "one trillion, twenty-four billion, three hundred forty million, four hundred forty-two thousand, nine hundred ninety-seven".