1123716 has 24 divisors (see below), whose sum is σ = 2860704. Its totient is φ = 340480.

The previous prime is 1123709. The next prime is 1123729. The reversal of 1123716 is 6173211.

It is an Ulam number.

It is a junction number, because it is equal to n+sod(n) for n = 1123692 and 1123701.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 4125 + ... + 4388.

It is an arithmetic number, because the mean of its divisors is an integer number (119196).

2^1123716 is an apocalyptic number.

It is an amenable number.

1123716 is an abundant number, since it is smaller than the sum of its proper divisors (1736988).

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

1123716 is a wasteful number, since it uses less digits than its factorization.

1123716 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8531 (or 8529 counting only the distinct ones).

The product of its digits is 252, while the sum is 21.

The square root of 1123716 is about 1060.0547155690. The cubic root of 1123716 is about 103.9646082730.

Adding to 1123716 its reverse (6173211), we get a palindrome (7296927).

It can be divided in two parts, 112 and 3716, that added together give a triangular number (3828 = T₈₇).

The spelling of 1123716 in words is "one million, one hundred twenty-three thousand, seven hundred sixteen".