1345566463 has 2 divisors, whose sum is σ = 1345566464. Its totient is φ = 1345566462.

The previous prime is 1345566451. The next prime is 1345566479. The reversal of 1345566463 is 3646655431.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1345566463 - 2⁹ = 1345565951 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1345566763) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 672783231 + 672783232.

It is an arithmetic number, because the mean of its divisors is an integer number (672783232).

Almost surely, 2^1345566463 is an apocalyptic number.

1345566463 is a deficient number, since it is larger than the sum of its proper divisors (1).

1345566463 is an equidigital number, since it uses as much as digits as its factorization.

1345566463 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 777600, while the sum is 43.

The square root of 1345566463 is about 36681.9637287864. The cubic root of 1345566463 is about 1103.9982493912.

The spelling of 1345566463 in words is "one billion, three hundred forty-five million, five hundred sixty-six thousand, four hundred sixty-three".