1340032645613 has 2 divisors, whose sum is σ = 1340032645614. Its totient is φ = 1340032645612.

The previous prime is 1340032645607. The next prime is 1340032645621. The reversal of 1340032645613 is 3165462300431.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1170944738404 + 169087907209 = 1082102^2 + 411203^2 .

It is a cyclic number.

It is not a de Polignac number, because 1340032645613 - 2²² = 1340028451309 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1340032645813) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 670016322806 + 670016322807.

It is an arithmetic number, because the mean of its divisors is an integer number (670016322807).

Almost surely, 2^{1340032645613} is an apocalyptic number.

It is an amenable number.

1340032645613 is a deficient number, since it is larger than the sum of its proper divisors (1).

1340032645613 is an equidigital number, since it uses as much as digits as its factorization.

1340032645613 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 155520, while the sum is 38.

The spelling of 1340032645613 in words is "one trillion, three hundred forty billion, thirty-two million, six hundred forty-five thousand, six hundred thirteen".