1281106822703 has 2 divisors, whose sum is σ = 1281106822704. Its totient is φ = 1281106822702.

The previous prime is 1281106822691. The next prime is 1281106822753. The reversal of 1281106822703 is 3072286011821.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1281106822703 - 2⁸ = 1281106822447 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1281106822753) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 640553411351 + 640553411352.

It is an arithmetic number, because the mean of its divisors is an integer number (640553411352).

Almost surely, 2^{1281106822703} is an apocalyptic number.

1281106822703 is a deficient number, since it is larger than the sum of its proper divisors (1).

1281106822703 is an equidigital number, since it uses as much as digits as its factorization.

1281106822703 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 64512, while the sum is 41.

The spelling of 1281106822703 in words is "one trillion, two hundred eighty-one billion, one hundred six million, eight hundred twenty-two thousand, seven hundred three".