1345310405297 has 2 divisors, whose sum is σ = 1345310405298. Its totient is φ = 1345310405296.

The previous prime is 1345310405293. The next prime is 1345310405353. The reversal of 1345310405297 is 7925040135431.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1338392158321 + 6918246976 = 1156889^2 + 83176^2 .

It is a cyclic number.

It is not a de Polignac number, because 1345310405297 - 2² = 1345310405293 is a prime.

It is not a weakly prime, because it can be changed into another prime (1345310405291) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 672655202648 + 672655202649.

It is an arithmetic number, because the mean of its divisors is an integer number (672655202649).

Almost surely, 2^{1345310405297} is an apocalyptic number.

It is an amenable number.

1345310405297 is a deficient number, since it is larger than the sum of its proper divisors (1).

1345310405297 is an equidigital number, since it uses as much as digits as its factorization.

1345310405297 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 453600, while the sum is 44.

The spelling of 1345310405297 in words is "one trillion, three hundred forty-five billion, three hundred ten million, four hundred five thousand, two hundred ninety-seven".