1428886173017 has 2 divisors, whose sum is σ = 1428886173018. Its totient is φ = 1428886173016.

The previous prime is 1428886172977. The next prime is 1428886173047. The reversal of 1428886173017 is 7103716888241.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1234189905481 + 194696267536 = 1110941^2 + 441244^2 .

It is a cyclic number.

It is not a de Polignac number, because 1428886173017 - 2⁶ = 1428886172953 is a prime.

It is not a weakly prime, because it can be changed into another prime (1428886173047) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 714443086508 + 714443086509.

It is an arithmetic number, because the mean of its divisors is an integer number (714443086509).

Almost surely, 2^{1428886173017} is an apocalyptic number.

It is an amenable number.

1428886173017 is a deficient number, since it is larger than the sum of its proper divisors (1).

1428886173017 is an equidigital number, since it uses as much as digits as its factorization.

1428886173017 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3612672, while the sum is 56.

The spelling of 1428886173017 in words is "one trillion, four hundred twenty-eight billion, eight hundred eighty-six million, one hundred seventy-three thousand, seventeen".