1123144232 has 16 divisors (see below), whose sum is σ = 2406737760. Its totient is φ = 481347504.

The previous prime is 1123144223. The next prime is 1123144241. The reversal of 1123144232 is 2324413211.

It is an interprime number because it is at equal distance from previous prime (1123144223) and next prime (1123144241).

It is a super-2 number, since 2×1123144232² = 2522905931749739648, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1123144198 and 1123144207.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10028018 + ... + 10028129.

It is an arithmetic number, because the mean of its divisors is an integer number (150421110).

Almost surely, 2^1123144232 is an apocalyptic number.

It is an amenable number.

1123144232 is an abundant number, since it is smaller than the sum of its proper divisors (1283593528).

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

1123144232 is a wasteful number, since it uses less digits than its factorization.

1123144232 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20056160 (or 20056156 counting only the distinct ones).

The product of its digits is 1152, while the sum is 23.

The square root of 1123144232 is about 33513.3440885866. The cubic root of 1123144232 is about 1039.4697222702.

Adding to 1123144232 its reverse (2324413211), we get a palindrome (3447557443).

The spelling of 1123144232 in words is "one billion, one hundred twenty-three million, one hundred forty-four thousand, two hundred thirty-two".