1208668417703 has 2 divisors, whose sum is σ = 1208668417704. Its totient is φ = 1208668417702.

The previous prime is 1208668417681. The next prime is 1208668417717. The reversal of 1208668417703 is 3077148668021.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1208668417703 - 2¹⁶ = 1208668352167 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1208668417753) 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, 604334208851 + 604334208852.

It is an arithmetic number, because the mean of its divisors is an integer number (604334208852).

Almost surely, 2^{1208668417703} is an apocalyptic number.

1208668417703 is a deficient number, since it is larger than the sum of its proper divisors (1).

1208668417703 is an equidigital number, since it uses as much as digits as its factorization.

1208668417703 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2709504, while the sum is 53.

The spelling of 1208668417703 in words is "one trillion, two hundred eight billion, six hundred sixty-eight million, four hundred seventeen thousand, seven hundred three".