1126268388 has 120 divisors (see below), whose sum is σ = 3387403712. Its totient is φ = 319640256.

The previous prime is 1126268387. The next prime is 1126268399. The reversal of 1126268388 is 8838626211.

1126268388 is a `hidden beast` number, since 1 + 1 + 2 + 6 + 268 + 388 = 666.

It is not an unprimeable number, because it can be changed into a prime (1126268387) by changing a digit.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 354495 + ... + 357657.

Almost surely, 2^1126268388 is an apocalyptic number.

1126268388 is a gapful number since it is divisible by the number (18) 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 1126268388, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1693701856).

1126268388 is an abundant number, since it is smaller than the sum of its proper divisors (2261135324).

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

1126268388 is a wasteful number, since it uses less digits than its factorization.

1126268388 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3343 (or 3332 counting only the distinct ones).

The product of its digits is 221184, while the sum is 45.

The square root of 1126268388 is about 33559.9223479435. The cubic root of 1126268388 is about 1040.4326318872.

The spelling of 1126268388 in words is "one billion, one hundred twenty-six million, two hundred sixty-eight thousand, three hundred eighty-eight".