1063868307773 has 2 divisors, whose sum is σ = 1063868307774. Its totient is φ = 1063868307772.

The previous prime is 1063868307757. The next prime is 1063868307857. The reversal of 1063868307773 is 3777038683601.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 993843504889 + 70024802884 = 996917^2 + 264622^2 .

It is a cyclic number.

It is not a de Polignac number, because 1063868307773 - 2⁴ = 1063868307757 is a prime.

It is a super-2 number, since 2×1063868307773² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1063868301773) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 531934153886 + 531934153887.

It is an arithmetic number, because the mean of its divisors is an integer number (531934153887).

Almost surely, 2^{1063868307773} is an apocalyptic number.

It is an amenable number.

1063868307773 is a deficient number, since it is larger than the sum of its proper divisors (1).

1063868307773 is an equidigital number, since it uses as much as digits as its factorization.

1063868307773 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 21337344, while the sum is 59.

The spelling of 1063868307773 in words is "one trillion, sixty-three billion, eight hundred sixty-eight million, three hundred seven thousand, seven hundred seventy-three".