1340303530043 has 2 divisors, whose sum is σ = 1340303530044. Its totient is φ = 1340303530042.

The previous prime is 1340303530003. The next prime is 1340303530063. The reversal of 1340303530043 is 3400353030431.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1340303530043 - 2⁶ = 1340303529979 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1340303529988 and 1340303530015.

It is not a weakly prime, because it can be changed into another prime (1340303530003) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 670151765021 + 670151765022.

It is an arithmetic number, because the mean of its divisors is an integer number (670151765022).

Almost surely, 2^{1340303530043} is an apocalyptic number.

1340303530043 is a deficient number, since it is larger than the sum of its proper divisors (1).

1340303530043 is an equidigital number, since it uses as much as digits as its factorization.

1340303530043 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 19440, while the sum is 29.

Adding to 1340303530043 its reverse (3400353030431), we get a palindrome (4740656560474).

The spelling of 1340303530043 in words is "one trillion, three hundred forty billion, three hundred three million, five hundred thirty thousand, forty-three".