1066353163439 has 2 divisors, whose sum is σ = 1066353163440. Its totient is φ = 1066353163438.

The previous prime is 1066353163417. The next prime is 1066353163459. The reversal of 1066353163439 is 9343613536601.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1066353163439 is a prime.

It is a super-2 number, since 2×1066353163439² (a number of 25 digits) contains 22 as substring.

It is a Sophie Germain prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1066353163459) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 533176581719 + 533176581720.

It is an arithmetic number, because the mean of its divisors is an integer number (533176581720).

Almost surely, 2^{1066353163439} is an apocalyptic number.

1066353163439 is a deficient number, since it is larger than the sum of its proper divisors (1).

1066353163439 is an equidigital number, since it uses as much as digits as its factorization.

1066353163439 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3149280, while the sum is 50.

The spelling of 1066353163439 in words is "one trillion, sixty-six billion, three hundred fifty-three million, one hundred sixty-three thousand, four hundred thirty-nine".