1123456794 has 32 divisors (see below), whose sum is σ = 2292473664. Its totient is φ = 366912000.

The previous prime is 1123456793. The next prime is 1123456801. The reversal of 1123456794 is 4976543211.

It is not an unprimeable number, because it can be changed into a prime (1123456793) 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, 278794 + ... + 282794.

It is an arithmetic number, because the mean of its divisors is an integer number (71639802).

Almost surely, 2^1123456794 is an apocalyptic number.

1123456794 is an abundant number, since it is smaller than the sum of its proper divisors (1169016870).

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

1123456794 is a wasteful number, since it uses less digits than its factorization.

1123456794 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4942.

The product of its digits is 181440, while the sum is 42.

The square root of 1123456794 is about 33518.0070111575. The cubic root of 1123456794 is about 1039.5661386793.

It can be divided in two parts, 1123456 and 794, that added together give a triangular number (1124250 = T₁₄₉₉).

The spelling of 1123456794 in words is "one billion, one hundred twenty-three million, four hundred fifty-six thousand, seven hundred ninety-four".