1123264860 has 48 divisors (see below), whose sum is σ = 3149901216. Its totient is φ = 299084032.

The previous prime is 1123264843. The next prime is 1123264913. The reversal of 1123264860 is 684623211.

1123264860 is digitally balanced in base 4, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 26794 + ... + 54446.

It is an arithmetic number, because the mean of its divisors is an integer number (65622942).

Almost surely, 2^1123264860 is an apocalyptic number.

1123264860 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1123264860 is an abundant number, since it is smaller than the sum of its proper divisors (2026636356).

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

1123264860 is a wasteful number, since it uses less digits than its factorization.

1123264860 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28342 (or 28340 counting only the distinct ones).

The product of its (nonzero) digits is 13824, while the sum is 33.

The square root of 1123264860 is about 33515.1437413000. The cubic root of 1123264860 is about 1039.5069346665.

The spelling of 1123264860 in words is "one billion, one hundred twenty-three million, two hundred sixty-four thousand, eight hundred sixty".