1340413668001 has 4 divisors (see below), whose sum is σ = 1340440965252. Its totient is φ = 1340386370752.

The previous prime is 1340413667993. The next prime is 1340413668017. The reversal of 1340413668001 is 1008663140431.

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 358974731025 + 981438936976 = 599145^2 + 990676^2 .

It is a cyclic number.

It is not a de Polignac number, because 1340413668001 - 2³ = 1340413667993 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1340413662001) 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, 13574836 + ... + 13673221.

It is an arithmetic number, because the mean of its divisors is an integer number (335110241313).

Almost surely, 2^{1340413668001} is an apocalyptic number.

It is an amenable number.

1340413668001 is a deficient number, since it is larger than the sum of its proper divisors (27297251).

1340413668001 is an equidigital number, since it uses as much as digits as its factorization.

1340413668001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27297250.

The product of its (nonzero) digits is 41472, while the sum is 37.

The spelling of 1340413668001 in words is "one trillion, three hundred forty billion, four hundred thirteen million, six hundred sixty-eight thousand, one".