1123626120 has 128 divisors (see below), whose sum is σ = 3498992640. Its totient is φ = 288449280.

The previous prime is 1123626089. The next prime is 1123626167. The reversal of 1123626120 is 216263211.

1123626120 is digitally balanced in base 6, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is an unprimeable number.

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 31 ways as a sum of consecutive naturals, for example, 364827 + ... + 367893.

It is an arithmetic number, because the mean of its divisors is an integer number (27335880).

Almost surely, 2^1123626120 is an apocalyptic number.

1123626120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1123626120, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1749496320).

1123626120 is an abundant number, since it is smaller than the sum of its proper divisors (2375366520).

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

1123626120 is a wasteful number, since it uses less digits than its factorization.

1123626120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3195 (or 3191 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 24.

The square root of 1123626120 is about 33520.5328119945. The cubic root of 1123626120 is about 1039.6183634241.

Adding to 1123626120 its reverse (216263211), we get a palindrome (1339889331).

The spelling of 1123626120 in words is "one billion, one hundred twenty-three million, six hundred twenty-six thousand, one hundred twenty".