1123152032 has 24 divisors (see below), whose sum is σ = 2265140052. Its totient is φ = 547878400.

The previous prime is 1123152013. The next prime is 1123152047. The reversal of 1123152032 is 2302513211.

It can be written as a sum of positive squares in 2 ways, for example, as 929274256 + 193877776 = 30484^2 + 13924^2 .

It is a super-2 number, since 2×1123152032² = 2522940973971458048, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1123151995 and 1123152013.

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, 426719 + ... + 429342.

Almost surely, 2^1123152032 is an apocalyptic number.

It is an amenable number.

1123152032 is an abundant number, since it is smaller than the sum of its proper divisors (1141988020).

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

1123152032 is an equidigital number, since it uses as much as digits as its factorization.

1123152032 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 856112 (or 856104 counting only the distinct ones).

The product of its (nonzero) digits is 360, while the sum is 20.

The square root of 1123152032 is about 33513.4604599406. The cubic root of 1123152032 is about 1039.4721285640.

Adding to 1123152032 its reverse (2302513211), we get a palindrome (3425665243).

The spelling of 1123152032 in words is "one billion, one hundred twenty-three million, one hundred fifty-two thousand, thirty-two".