1345405433027 has 2 divisors, whose sum is σ = 1345405433028. Its totient is φ = 1345405433026.

The previous prime is 1345405432979. The next prime is 1345405433041. The reversal of 1345405433027 is 7203345045431.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1345405433027 - 2¹⁶ = 1345405367491 is a prime.

It is not a weakly prime, because it can be changed into another prime (1345405433077) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 672702716513 + 672702716514.

It is an arithmetic number, because the mean of its divisors is an integer number (672702716514).

Almost surely, 2^{1345405433027} is an apocalyptic number.

1345405433027 is a deficient number, since it is larger than the sum of its proper divisors (1).

1345405433027 is an equidigital number, since it uses as much as digits as its factorization.

1345405433027 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 604800, while the sum is 41.

The spelling of 1345405433027 in words is "one trillion, three hundred forty-five billion, four hundred five million, four hundred thirty-three thousand, twenty-seven".