1123244113 has 8 divisors (see below), whose sum is σ = 1156582440. Its totient is φ = 1090062720.

The previous prime is 1123244107. The next prime is 1123244137. The reversal of 1123244113 is 3114423211.

It can be written as a sum of positive squares in 4 ways, for example, as 76527504 + 1046716609 = 8748^2 + 32353^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1123244113 - 2⁵ = 1123244081 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1123244513) 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, 24628 + ... + 53413.

It is an arithmetic number, because the mean of its divisors is an integer number (144572805).

Almost surely, 2^1123244113 is an apocalyptic number.

It is an amenable number.

1123244113 is a deficient number, since it is larger than the sum of its proper divisors (33338327).

1123244113 is an equidigital number, since it uses as much as digits as its factorization.

1123244113 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 78467.

The product of its digits is 576, while the sum is 22.

The square root of 1123244113 is about 33514.8342230720. The cubic root of 1123244113 is about 1039.5005346375.

Adding to 1123244113 its reverse (3114423211), we get a palindrome (4237667324).

The spelling of 1123244113 in words is "one billion, one hundred twenty-three million, two hundred forty-four thousand, one hundred thirteen".