1123730496 has 280 divisors, whose sum is σ = 3850355520. Its totient is φ = 317426688.

The previous prime is 1123730479. The next prime is 1123730519. The reversal of 1123730496 is 6940373211.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a self number, because there is not a number n which added to its sum of digits gives 1123730496.

It is an unprimeable number.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 6277735 + ... + 6277913.

Almost surely, 2^1123730496 is an apocalyptic number.

1123730496 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1123730496, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1925177760).

1123730496 is an abundant number, since it is smaller than the sum of its proper divisors (2726625024).

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

1123730496 is a wasteful number, since it uses less digits than its factorization.

1123730496 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 383 (or 364 counting only the distinct ones).

The product of its (nonzero) digits is 27216, while the sum is 36.

The square root of 1123730496 is about 33522.0896723340. The cubic root of 1123730496 is about 1039.6505532082.

The spelling of 1123730496 in words is "one billion, one hundred twenty-three million, seven hundred thirty thousand, four hundred ninety-six".