1340455344313 has 8 divisors (see below), whose sum is σ = 1368878601600. Its totient is φ = 1312222209648.

The previous prime is 1340455344281. The next prime is 1340455344379. The reversal of 1340455344313 is 3134435540431.

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

It is a cyclic number.

It is not a de Polignac number, because 1340455344313 - 2⁵ = 1340455344281 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1340455344913) 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, 47516406 + ... + 47544607.

It is an arithmetic number, because the mean of its divisors is an integer number (171109825200).

Almost surely, 2^{1340455344313} is an apocalyptic number.

It is an amenable number.

1340455344313 is a deficient number, since it is larger than the sum of its proper divisors (28423257287).

1340455344313 is an equidigital number, since it uses as much as digits as its factorization.

1340455344313 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 95061311.

The product of its (nonzero) digits is 518400, while the sum is 40.

The spelling of 1340455344313 in words is "one trillion, three hundred forty billion, four hundred fifty-five million, three hundred forty-four thousand, three hundred thirteen".