1340302872743 has 2 divisors, whose sum is σ = 1340302872744. Its totient is φ = 1340302872742.

The previous prime is 1340302872739. The next prime is 1340302872749. The reversal of 1340302872743 is 3472782030431.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1340302872743 - 2² = 1340302872739 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1340302872694 and 1340302872703.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1340302872749) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 670151436371 + 670151436372.

It is an arithmetic number, because the mean of its divisors is an integer number (670151436372).

Almost surely, 2^{1340302872743} is an apocalyptic number.

1340302872743 is a deficient number, since it is larger than the sum of its proper divisors (1).

1340302872743 is an equidigital number, since it uses as much as digits as its factorization.

1340302872743 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 677376, while the sum is 44.

The spelling of 1340302872743 in words is "one trillion, three hundred forty billion, three hundred two million, eight hundred seventy-two thousand, seven hundred forty-three".