1340050715387 has 2 divisors, whose sum is σ = 1340050715388. Its totient is φ = 1340050715386.

The previous prime is 1340050715347. The next prime is 1340050715429. The reversal of 1340050715387 is 7835170500431.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1340050715387 - 2⁸ = 1340050715131 is a prime.

It is not a weakly prime, because it can be changed into another prime (1340050715347) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 670025357693 + 670025357694.

It is an arithmetic number, because the mean of its divisors is an integer number (670025357694).

Almost surely, 2^{1340050715387} is an apocalyptic number.

1340050715387 is a deficient number, since it is larger than the sum of its proper divisors (1).

1340050715387 is an equidigital number, since it uses as much as digits as its factorization.

1340050715387 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 352800, while the sum is 44.

The spelling of 1340050715387 in words is "one trillion, three hundred forty billion, fifty million, seven hundred fifteen thousand, three hundred eighty-seven".