1345332606641 has 2 divisors, whose sum is σ = 1345332606642. Its totient is φ = 1345332606640.

The previous prime is 1345332606599. The next prime is 1345332606647. The reversal of 1345332606641 is 1466062335431.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1327288326400 + 18044280241 = 1152080^2 + 134329^2 .

It is a cyclic number.

It is not a de Polignac number, because 1345332606641 - 2²⁶ = 1345265497777 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1345332606592 and 1345332606601.

It is not a weakly prime, because it can be changed into another prime (1345332606647) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 672666303320 + 672666303321.

It is an arithmetic number, because the mean of its divisors is an integer number (672666303321).

Almost surely, 2^{1345332606641} is an apocalyptic number.

It is an amenable number.

1345332606641 is a deficient number, since it is larger than the sum of its proper divisors (1).

1345332606641 is an equidigital number, since it uses as much as digits as its factorization.

1345332606641 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 933120, while the sum is 44.

The spelling of 1345332606641 in words is "one trillion, three hundred forty-five billion, three hundred thirty-two million, six hundred six thousand, six hundred forty-one".