1123842008752 has 80 divisors (see below), whose sum is σ = 2431944345600. Its totient is φ = 499984634880.

The previous prime is 1123842008719. The next prime is 1123842008753. The reversal of 1123842008752 is 2578002483211.

It is a super-3 number, since 3×1123842008752³ (a number of 37 digits) contains 333 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1123842008699 and 1123842008708.

It is not an unprimeable number, because it can be changed into a prime (1123842008753) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2248477 + ... + 2702467.

It is an arithmetic number, because the mean of its divisors is an integer number (30399304320).

Almost surely, 2^{1123842008752} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1123842008752, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1215972172800).

1123842008752 is an abundant number, since it is smaller than the sum of its proper divisors (1308102336848).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1123842008752 is a wasteful number, since it uses less digits than its factorization.

1123842008752 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 454514 (or 454508 counting only the distinct ones).

The product of its (nonzero) digits is 215040, while the sum is 43.

The spelling of 1123842008752 in words is "one trillion, one hundred twenty-three billion, eight hundred forty-two million, eight thousand, seven hundred fifty-two".