1123345083 has 16 divisors (see below), whose sum is σ = 1712736000. Its totient is φ = 641546976.

The previous prime is 1123345081. The next prime is 1123345087. The reversal of 1123345083 is 3805433211.

It is not a de Polignac number, because 1123345083 - 2¹ = 1123345081 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1123345083.

It is not an unprimeable number, because it can be changed into a prime (1123345081) 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, 25168 + ... + 53666.

It is an arithmetic number, because the mean of its divisors is an integer number (107046000).

Almost surely, 2^1123345083 is an apocalyptic number.

1123345083 is a deficient number, since it is larger than the sum of its proper divisors (589390917).

1123345083 is a wasteful number, since it uses less digits than its factorization.

1123345083 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30386.

The product of its (nonzero) digits is 8640, while the sum is 30.

The square root of 1123345083 is about 33516.3405371171. The cubic root of 1123345083 is about 1039.5316810947.

Adding to 1123345083 its reverse (3805433211), we get a palindrome (4928778294).

The spelling of 1123345083 in words is "one billion, one hundred twenty-three million, three hundred forty-five thousand, eighty-three".