1123423883813 has 64 divisors (see below), whose sum is σ = 1496110694400. Its totient is φ = 835218720000.

The previous prime is 1123423883797. The next prime is 1123423883833. The reversal of 1123423883813 is 3183883243211.

It is not a de Polignac number, because 1123423883813 - 2⁴ = 1123423883797 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1123423883833) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 8236733 + ... + 8372013.

It is an arithmetic number, because the mean of its divisors is an integer number (23376729600).

Almost surely, 2^{1123423883813} is an apocalyptic number.

It is an amenable number.

1123423883813 is a deficient number, since it is larger than the sum of its proper divisors (372686810587).

1123423883813 is a wasteful number, since it uses less digits than its factorization.

1123423883813 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 135415 (or 135401 counting only the distinct ones).

The product of its digits is 663552, while the sum is 47.

The spelling of 1123423883813 in words is "one trillion, one hundred twenty-three billion, four hundred twenty-three million, eight hundred eighty-three thousand, eight hundred thirteen".