1123546 has 8 divisors (see below), whose sum is σ = 1774080. Its totient is φ = 532188.

The previous prime is 1123541. The next prime is 1123553. The reversal of 1123546 is 6453211.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×1123546² = 2524711228232, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1123541) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 14746 + ... + 14821.

It is an arithmetic number, because the mean of its divisors is an integer number (221760).

2^1123546 is an apocalyptic number.

1123546 is a deficient number, since it is larger than the sum of its proper divisors (650534).

1123546 is a wasteful number, since it uses less digits than its factorization.

1123546 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29588.

The product of its digits is 720, while the sum is 22.

The square root of 1123546 is about 1059.9745279958. The cubic root of 1123546 is about 103.9593652890.

Adding to 1123546 its reverse (6453211), we get a palindrome (7576757).

The spelling of 1123546 in words is "one million, one hundred twenty-three thousand, five hundred forty-six".