1063321032881 has 2 divisors, whose sum is σ = 1063321032882. Its totient is φ = 1063321032880.

The previous prime is 1063321032863. The next prime is 1063321032883. The reversal of 1063321032881 is 1882301233601.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1046201665600 + 17119367281 = 1022840^2 + 130841^2 .

It is a cyclic number.

It is not a de Polignac number, because 1063321032881 - 2¹⁸ = 1063320770737 is a prime.

It is a super-2 number, since 2×1063321032881² (a number of 25 digits) contains 22 as substring.

Together with 1063321032883, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (1063321032883) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 531660516440 + 531660516441.

It is an arithmetic number, because the mean of its divisors is an integer number (531660516441).

Almost surely, 2^{1063321032881} is an apocalyptic number.

It is an amenable number.

1063321032881 is a deficient number, since it is larger than the sum of its proper divisors (1).

1063321032881 is an equidigital number, since it uses as much as digits as its factorization.

1063321032881 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 41472, while the sum is 38.

The spelling of 1063321032881 in words is "one trillion, sixty-three billion, three hundred twenty-one million, thirty-two thousand, eight hundred eighty-one".