1123251230 has 32 divisors (see below), whose sum is σ = 2136499200. Its totient is φ = 424318752.

The previous prime is 1123251221. The next prime is 1123251257. The reversal of 1123251230 is 321523211.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 12740 + ... + 49079.

It is an arithmetic number, because the mean of its divisors is an integer number (66765600).

Almost surely, 2^1123251230 is an apocalyptic number.

1123251230 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1123251230 is a deficient number, since it is larger than the sum of its proper divisors (1013247970).

1123251230 is a wasteful number, since it uses less digits than its factorization.

1123251230 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 61928.

The product of its (nonzero) digits is 360, while the sum is 20.

The square root of 1123251230 is about 33514.9403997680. The cubic root of 1123251230 is about 1039.5027300967.

Adding to 1123251230 its reverse (321523211), we get a palindrome (1444774441).

The spelling of 1123251230 in words is "one billion, one hundred twenty-three million, two hundred fifty-one thousand, two hundred thirty".