1123333240 has 32 divisors (see below), whose sum is σ = 2536920000. Its totient is φ = 447658624.

The previous prime is 1123333231. The next prime is 1123333261. The reversal of 1123333240 is 423333211.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 41440 + ... + 62959.

It is an arithmetic number, because the mean of its divisors is an integer number (79278750).

Almost surely, 2^1123333240 is an apocalyptic number.

1123333240 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1123333240 is an abundant number, since it is smaller than the sum of its proper divisors (1413586760).

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

1123333240 is a wasteful number, since it uses less digits than its factorization.

1123333240 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 104679 (or 104675 counting only the distinct ones).

The product of its (nonzero) digits is 1296, while the sum is 22.

The square root of 1123333240 is about 33516.1638616355. The cubic root of 1123333240 is about 1039.5280279528.

Adding to 1123333240 its reverse (423333211), we get a palindrome (1546666451).

The spelling of 1123333240 in words is "one billion, one hundred twenty-three million, three hundred thirty-three thousand, two hundred forty".