1123433103 has 16 divisors (see below), whose sum is σ = 1643574240. Its totient is φ = 678297984.

The previous prime is 1123433081. The next prime is 1123433107. The reversal of 1123433103 is 3013343211.

It is not a de Polignac number, because 1123433103 - 2¹² = 1123429007 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1123433103.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1123433107) 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 15 ways as a sum of consecutive naturals, for example, 269688 + ... + 273821.

It is an arithmetic number, because the mean of its divisors is an integer number (102723390).

Almost surely, 2^1123433103 is an apocalyptic number.

1123433103 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

1123433103 is a deficient number, since it is larger than the sum of its proper divisors (520141137).

1123433103 is a wasteful number, since it uses less digits than its factorization.

1123433103 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 543578.

The product of its (nonzero) digits is 648, while the sum is 21.

The square root of 1123433103 is about 33517.6536022437. The cubic root of 1123433103 is about 1039.5588313119.

Adding to 1123433103 its reverse (3013343211), we get a palindrome (4136776314).

The spelling of 1123433103 in words is "one billion, one hundred twenty-three million, four hundred thirty-three thousand, one hundred three".