1345325446667 has 2 divisors, whose sum is σ = 1345325446668. Its totient is φ = 1345325446666.

The previous prime is 1345325446649. The next prime is 1345325446697. The reversal of 1345325446667 is 7666445235431.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1345325446667 - 2³⁰ = 1344251704843 is a prime.

It is a super-2 number, since 2×1345325446667² (a number of 25 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (1345325446637) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 672662723333 + 672662723334.

It is an arithmetic number, because the mean of its divisors is an integer number (672662723334).

Almost surely, 2^{1345325446667} is an apocalyptic number.

1345325446667 is a deficient number, since it is larger than the sum of its proper divisors (1).

1345325446667 is an equidigital number, since it uses as much as digits as its factorization.

1345325446667 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 43545600, while the sum is 56.

The spelling of 1345325446667 in words is "one trillion, three hundred forty-five billion, three hundred twenty-five million, four hundred forty-six thousand, six hundred sixty-seven".