1123450 has 12 divisors (see below), whose sum is σ = 2089710. Its totient is φ = 449360.

The previous prime is 1123439. The next prime is 1123477. The reversal of 1123450 is 543211.

It can be written as a sum of positive squares in 3 ways, for example, as 954529 + 168921 = 977^2 + 411^2 .

It is a plaindrome in base 16.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 11185 + ... + 11284.

2^1123450 is an apocalyptic number.

1123450 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1123450 is a deficient number, since it is larger than the sum of its proper divisors (966260).

1123450 is a wasteful number, since it uses less digits than its factorization.

1123450 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22481 (or 22476 counting only the distinct ones).

The product of its (nonzero) digits is 120, while the sum is 16.

The square root of 1123450 is about 1059.9292429214. The cubic root of 1123450 is about 103.9564043115.

Adding to 1123450 its reverse (543211), we get a palindrome (1666661).

The spelling of 1123450 in words is "one million, one hundred twenty-three thousand, four hundred fifty".