1123684163 has 8 divisors (see below), whose sum is σ = 1288396032. Its totient is φ = 960018696.

The previous prime is 1123684157. The next prime is 1123684183. The reversal of 1123684163 is 3614863211.

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

It is not a de Polignac number, because 1123684163 - 2⁶ = 1123684099 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1123684103) 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, 259295 + ... + 263592.

It is an arithmetic number, because the mean of its divisors is an integer number (161049504).

Almost surely, 2^1123684163 is an apocalyptic number.

1123684163 is a deficient number, since it is larger than the sum of its proper divisors (164711869).

1123684163 is an equidigital number, since it uses as much as digits as its factorization.

1123684163 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 523201.

The product of its digits is 20736, while the sum is 35.

The square root of 1123684163 is about 33521.3985835913. The cubic root of 1123684163 is about 1039.6362642568.

The spelling of 1123684163 in words is "one billion, one hundred twenty-three million, six hundred eighty-four thousand, one hundred sixty-three".