1126509930 has 640 divisors, whose sum is σ = 4215214080. Its totient is φ = 209018880.

The previous prime is 1126509889. The next prime is 1126509931. The reversal of 1126509930 is 399056211.

1126509930 is a `hidden beast` number, since 112 + 6 + 509 + 9 + 30 = 666.

It is not an unprimeable number, because it can be changed into a prime (1126509931) by changing a digit.

It is a polite number, since it can be written in 319 ways as a sum of consecutive naturals, for example, 36339015 + ... + 36339045.

It is an arithmetic number, because the mean of its divisors is an integer number (6586272).

Almost surely, 2^1126509930 is an apocalyptic number.

1126509930 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 1126509930, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2107607040).

1126509930 is an abundant number, since it is smaller than the sum of its proper divisors (3088704150).

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

1126509930 is a wasteful number, since it uses less digits than its factorization.

1126509930 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 116 (or 107 counting only the distinct ones).

The product of its (nonzero) digits is 14580, while the sum is 36.

The square root of 1126509930 is about 33563.5208224644. The cubic root of 1126509930 is about 1040.5070043956.

The spelling of 1126509930 in words is "one billion, one hundred twenty-six million, five hundred nine thousand, nine hundred thirty".