1123799258 has 8 divisors (see below), whose sum is σ = 1726813620. Its totient is φ = 548194720.

The previous prime is 1123799239. The next prime is 1123799267. The reversal of 1123799258 is 8529973211.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 746546329 + 377252929 = 27323^2 + 19423^2 .

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

It is a Curzon number.

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 3 ways as a sum of consecutive naturals, for example, 6852353 + ... + 6852516.

Almost surely, 2^1123799258 is an apocalyptic number.

1123799258 is a deficient number, since it is larger than the sum of its proper divisors (603014362).

1123799258 is a wasteful number, since it uses less digits than its factorization.

1123799258 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13704912.

The product of its digits is 272160, while the sum is 47.

The square root of 1123799258 is about 33523.1152788639. The cubic root of 1123799258 is about 1039.6717584686.

The spelling of 1123799258 in words is "one billion, one hundred twenty-three million, seven hundred ninety-nine thousand, two hundred fifty-eight".