1340345065093 has 2 divisors, whose sum is σ = 1340345065094. Its totient is φ = 1340345065092.

The previous prime is 1340345065061. The next prime is 1340345065099. The reversal of 1340345065093 is 3905605430431.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1210699701124 + 129645363969 = 1100318^2 + 360063^2 .

It is a cyclic number.

It is not a de Polignac number, because 1340345065093 - 2⁵ = 1340345065061 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1340345065099) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 670172532546 + 670172532547.

It is an arithmetic number, because the mean of its divisors is an integer number (670172532547).

Almost surely, 2^{1340345065093} is an apocalyptic number.

It is an amenable number.

1340345065093 is a deficient number, since it is larger than the sum of its proper divisors (1).

1340345065093 is an equidigital number, since it uses as much as digits as its factorization.

1340345065093 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 583200, while the sum is 43.

The spelling of 1340345065093 in words is "one trillion, three hundred forty billion, three hundred forty-five million, sixty-five thousand, ninety-three".