1123364250 has 192 divisors, whose sum is σ = 3295873152. Its totient is φ = 274982400.

The previous prime is 1123364239. The next prime is 1123364287. The reversal of 1123364250 is 524633211.

1123364250 is a `hidden beast` number, since 1 + 1 + 233 + 6 + 425 + 0 = 666.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 1644409 + ... + 1645091.

It is an arithmetic number, because the mean of its divisors is an integer number (17166006).

Almost surely, 2^1123364250 is an apocalyptic number.

1123364250 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 1123364250, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1647936576).

1123364250 is an abundant number, since it is smaller than the sum of its proper divisors (2172508902).

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

1123364250 is a wasteful number, since it uses less digits than its factorization.

1123364250 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 766 (or 753 counting only the distinct ones).

The product of its (nonzero) digits is 4320, while the sum is 27.

The square root of 1123364250 is about 33516.6264710516. The cubic root of 1123364250 is about 1039.5375933743.

Adding to 1123364250 its reverse (524633211), we get a palindrome (1647997461).

The spelling of 1123364250 in words is "one billion, one hundred twenty-three million, three hundred sixty-four thousand, two hundred fifty".