1123345113352 has 192 divisors, whose sum is σ = 2686081789440. Its totient is φ = 431037573120.

The previous prime is 1123345113337. The next prime is 1123345113353. The reversal of 1123345113352 is 2533115433211.

It is not an unprimeable number, because it can be changed into a prime (1123345113353) 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 47 ways as a sum of consecutive naturals, for example, 471398353 + ... + 471400735.

It is an arithmetic number, because the mean of its divisors is an integer number (13990009320).

Almost surely, 2^{1123345113352} 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 1123345113352, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1343040894720).

1123345113352 is an abundant number, since it is smaller than the sum of its proper divisors (1562736676088).

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

1123345113352 is a wasteful number, since it uses less digits than its factorization.

1123345113352 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3444 (or 3429 counting only the distinct ones).

The product of its digits is 32400, while the sum is 34.

The spelling of 1123345113352 in words is "one trillion, one hundred twenty-three billion, three hundred forty-five million, one hundred thirteen thousand, three hundred fifty-two".