1128861103823 has 2 divisors, whose sum is σ = 1128861103824. Its totient is φ = 1128861103822.

The previous prime is 1128861103813. The next prime is 1128861103861. The reversal of 1128861103823 is 3283011688211.

It is a weak prime.

It is an emirp because it is prime and its reverse (3283011688211) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1128861103823 - 2⁴ = 1128861103807 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1128861103813) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 564430551911 + 564430551912.

It is an arithmetic number, because the mean of its divisors is an integer number (564430551912).

Almost surely, 2^{1128861103823} is an apocalyptic number.

1128861103823 is a deficient number, since it is larger than the sum of its proper divisors (1).

1128861103823 is an equidigital number, since it uses as much as digits as its factorization.

1128861103823 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 110592, while the sum is 44.

The spelling of 1128861103823 in words is "one trillion, one hundred twenty-eight billion, eight hundred sixty-one million, one hundred three thousand, eight hundred twenty-three".