1123799256 has 24 divisors (see below), whose sum is σ = 3043623180. Its totient is φ = 374599728.

The previous prime is 1123799239. The next prime is 1123799267. The reversal of 1123799256 is 6529973211.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (24).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 7804090 + ... + 7804233.

Almost surely, 2^1123799256 is an apocalyptic number.

It is an amenable number.

1123799256 is an abundant number, since it is smaller than the sum of its proper divisors (1919823924).

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

1123799256 is a wasteful number, since it uses less digits than its factorization.

1123799256 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15608335 (or 15608328 counting only the distinct ones).

The product of its digits is 204120, while the sum is 45.

The square root of 1123799256 is about 33523.1152490338. The cubic root of 1123799256 is about 1039.6717578518.

The spelling of 1123799256 in words is "one billion, one hundred twenty-three million, seven hundred ninety-nine thousand, two hundred fifty-six".