1123230 has 16 divisors (see below), whose sum is σ = 2695824. Its totient is φ = 299520.

The previous prime is 1123219. The next prime is 1123231. The reversal of 1123230 is 323211.

It is a happy number.

It is a plaindrome in base 16.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1123231) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 18691 + ... + 18750.

It is an arithmetic number, because the mean of its divisors is an integer number (168489).

2^1123230 is an apocalyptic number.

1123230 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1123230 is an abundant number, since it is smaller than the sum of its proper divisors (1572594).

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

1123230 is a wasteful number, since it uses less digits than its factorization.

1123230 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 37451.

The product of its (nonzero) digits is 36, while the sum is 12.

The square root of 1123230 is about 1059.8254573278. The cubic root of 1123230 is about 103.9496181018.

Adding to 1123230 its reverse (323211), we get a palindrome (1446441).

The spelling of 1123230 in words is "one million, one hundred twenty-three thousand, two hundred thirty".