1123444030 has 16 divisors (see below), whose sum is σ = 2087432064. Its totient is φ = 434881440.

The previous prime is 1123443991. The next prime is 1123444037. The reversal of 1123444030 is 304443211.

It is a junction number, because it is equal to n+sod(n) for n = 1123443992 and 1123444010.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1123444037) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1811697 + ... + 1812316.

It is an arithmetic number, because the mean of its divisors is an integer number (130464504).

Almost surely, 2^1123444030 is an apocalyptic number.

1123444030 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1123444030 is a deficient number, since it is larger than the sum of its proper divisors (963988034).

1123444030 is a wasteful number, since it uses less digits than its factorization.

1123444030 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3624051.

The product of its (nonzero) digits is 1152, while the sum is 22.

The square root of 1123444030 is about 33517.8166055010. The cubic root of 1123444030 is about 1039.5622017017.

Adding to 1123444030 its reverse (304443211), we get a palindrome (1427887241).

The spelling of 1123444030 in words is "one billion, one hundred twenty-three million, four hundred forty-four thousand, thirty".