1340331023113 has 4 divisors (see below), whose sum is σ = 1340468912788. Its totient is φ = 1340193133440.

The previous prime is 1340331023029. The next prime is 1340331023123. The reversal of 1340331023113 is 3113201330431.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 681422183289 + 658908839824 = 825483^2 + 811732^2 .

It is a cyclic number.

It is not a de Polignac number, because 1340331023113 - 2²¹ = 1340328925961 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1340331023123) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 68930256 + ... + 68949697.

It is an arithmetic number, because the mean of its divisors is an integer number (335117228197).

Almost surely, 2^{1340331023113} is an apocalyptic number.

It is an amenable number.

1340331023113 is a deficient number, since it is larger than the sum of its proper divisors (137889675).

1340331023113 is an equidigital number, since it uses as much as digits as its factorization.

1340331023113 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 137889674.

The product of its (nonzero) digits is 1944, while the sum is 25.

Adding to 1340331023113 its reverse (3113201330431), we get a palindrome (4453532353544).

The spelling of 1340331023113 in words is "one trillion, three hundred forty billion, three hundred thirty-one million, twenty-three thousand, one hundred thirteen".