1123639414 has 8 divisors (see below), whose sum is σ = 1688381928. Its totient is φ = 560845440.

The previous prime is 1123639403. The next prime is 1123639417. The reversal of 1123639414 is 4149363211.

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

It is a self number, because there is not a number n which added to its sum of digits gives 1123639414.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1123639417) 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, 485692 + ... + 487999.

It is an arithmetic number, because the mean of its divisors is an integer number (211047741).

Almost surely, 2^1123639414 is an apocalyptic number.

1123639414 is a deficient number, since it is larger than the sum of its proper divisors (564742514).

1123639414 is an equidigital number, since it uses as much as digits as its factorization.

1123639414 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 974270.

The product of its digits is 15552, while the sum is 34.

The square root of 1123639414 is about 33520.7311077787. The cubic root of 1123639414 is about 1039.6224634332.

The spelling of 1123639414 in words is "one billion, one hundred twenty-three million, six hundred thirty-nine thousand, four hundred fourteen".