1340142020013 has 8 divisors (see below), whose sum is σ = 1880901080800. Its totient is φ = 846405486288.

The previous prime is 1340142019969. The next prime is 1340142020017. The reversal of 1340142020013 is 3100202410431.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 1340142020013 - 2⁹ = 1340142019501 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1340142020017) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11755631698 + ... + 11755631811.

It is an arithmetic number, because the mean of its divisors is an integer number (235112635100).

Almost surely, 2^{1340142020013} is an apocalyptic number.

It is an amenable number.

1340142020013 is a deficient number, since it is larger than the sum of its proper divisors (540759060787).

1340142020013 is a wasteful number, since it uses less digits than its factorization.

1340142020013 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23511263531.

The product of its (nonzero) digits is 576, while the sum is 21.

Adding to 1340142020013 its reverse (3100202410431), we get a palindrome (4440344430444).

The spelling of 1340142020013 in words is "one trillion, three hundred forty billion, one hundred forty-two million, twenty thousand, thirteen".