1123596 has 54 divisors (see below), whose sum is σ = 3019380. Its totient is φ = 352176.

The previous prime is 1123589. The next prime is 1123597. The reversal of 1123596 is 6953211.

It is not an unprimeable number, because it can be changed into a prime (1123597) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 19015 + ... + 19073.

2^1123596 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 1123596, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1509690).

1123596 is an abundant number, since it is smaller than the sum of its proper divisors (1895784).

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

1123596 is a wasteful number, since it uses less digits than its factorization.

1123596 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 115 (or 87 counting only the distinct ones).

The product of its digits is 1620, while the sum is 27.

The square root of 1123596 is about 1059.9981132059. The cubic root of 1123596 is about 103.9609073980.

The spelling of 1123596 in words is "one million, one hundred twenty-three thousand, five hundred ninety-six".