1340040120213 has 16 divisors (see below), whose sum is σ = 1803447578240. Its totient is φ = 884999421504.

The previous prime is 1340040120173. The next prime is 1340040120217. The reversal of 1340040120213 is 3120210400431.

It is not a de Polignac number, because 1340040120213 - 2⁶ = 1340040120149 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1340040120213.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1340040120217) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1391520 + ... + 2148582.

It is an arithmetic number, because the mean of its divisors is an integer number (112715473640).

Almost surely, 2^{1340040120213} is an apocalyptic number.

It is an amenable number.

1340040120213 is a deficient number, since it is larger than the sum of its proper divisors (463407458027).

1340040120213 is a wasteful number, since it uses less digits than its factorization.

1340040120213 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 762588.

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

Adding to 1340040120213 its reverse (3120210400431), we get a palindrome (4460250520644).

The spelling of 1340040120213 in words is "one trillion, three hundred forty billion, forty million, one hundred twenty thousand, two hundred thirteen".