1345061063345 has 4 divisors (see below), whose sum is σ = 1614073276020. Its totient is φ = 1076048850672.

The previous prime is 1345061063321. The next prime is 1345061063351. The reversal of 1345061063345 is 5433601605431.

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 365404533169 + 979656530176 = 604487^2 + 989776^2 .

It is a cyclic number.

It is not a de Polignac number, because 1345061063345 - 2¹⁰ = 1345061062321 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 134506106330 + ... + 134506106339.

It is an arithmetic number, because the mean of its divisors is an integer number (403518319005).

Almost surely, 2^{1345061063345} is an apocalyptic number.

It is an amenable number.

1345061063345 is a deficient number, since it is larger than the sum of its proper divisors (269012212675).

1345061063345 is an equidigital number, since it uses as much as digits as its factorization.

1345061063345 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 269012212674.

The product of its (nonzero) digits is 388800, while the sum is 41.

Adding to 1345061063345 its reverse (5433601605431), we get a palindrome (6778662668776).

The spelling of 1345061063345 in words is "one trillion, three hundred forty-five billion, sixty-one million, sixty-three thousand, three hundred forty-five".