1123965546 has 16 divisors (see below), whose sum is σ = 2452288608. Its totient is φ = 340595600.

The previous prime is 1123965533. The next prime is 1123965553. The reversal of 1123965546 is 6455693211.

It is a Smith number, since the sum of its digits (42) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a junction number, because it is equal to n+sod(n) for n = 1123965498 and 1123965507.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 8514825 + ... + 8514956.

It is an arithmetic number, because the mean of its divisors is an integer number (153268038).

Almost surely, 2^1123965546 is an apocalyptic number.

1123965546 is an abundant number, since it is smaller than the sum of its proper divisors (1328323062).

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

1123965546 is a wasteful number, since it uses less digits than its factorization.

1123965546 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17029797.

The product of its digits is 194400, while the sum is 42.

The square root of 1123965546 is about 33525.5953862120. The cubic root of 1123965546 is about 1039.7230358385.

It can be divided in two parts, 1123 and 965546, that added together give a palindrome (966669).

The spelling of 1123965546 in words is "one billion, one hundred twenty-three million, nine hundred sixty-five thousand, five hundred forty-six".