1345963782005 has 16 divisors (see below), whose sum is σ = 1686719583360. Its totient is φ = 1029136709568.

The previous prime is 1345963781999. The next prime is 1345963782017. The reversal of 1345963782005 is 5002873695431.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 1345963782005 - 2⁶ = 1345963781941 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4503362 + ... + 4792931.

It is an arithmetic number, because the mean of its divisors is an integer number (105419973960).

It is a 1-persistent number, because it is pandigital, but 2⋅1345963782005 = 2691927564010 is not.

Almost surely, 2^{1345963782005} is an apocalyptic number.

It is an amenable number.

1345963782005 is a deficient number, since it is larger than the sum of its proper divisors (340755801355).

1345963782005 is a wasteful number, since it uses less digits than its factorization.

1345963782005 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9297580.

The product of its (nonzero) digits is 5443200, while the sum is 53.

The spelling of 1345963782005 in words is "one trillion, three hundred forty-five billion, nine hundred sixty-three million, seven hundred eighty-two thousand, five".