1123444536 has 16 divisors (see below), whose sum is σ = 2808611400. Its totient is φ = 374481504.

The previous prime is 1123444501. The next prime is 1123444537. The reversal of 1123444536 is 6354443211.

It is a happy number.

1123444536 is digitally balanced in base 4, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 1123444497 and 1123444506.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1123444537) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 23405071 + ... + 23405118.

Almost surely, 2^1123444536 is an apocalyptic number.

It is an amenable number.

1123444536 is an abundant number, since it is smaller than the sum of its proper divisors (1685166864).

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

1123444536 is a wasteful number, since it uses less digits than its factorization.

1123444536 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 46810198 (or 46810194 counting only the distinct ones).

The product of its digits is 34560, while the sum is 33.

The square root of 1123444536 is about 33517.8241537245. The cubic root of 1123444536 is about 1039.5623577749.

Adding to 1123444536 its reverse (6354443211), we get a palindrome (7477887747).

The spelling of 1123444536 in words is "one billion, one hundred twenty-three million, four hundred forty-four thousand, five hundred thirty-six".