1126188 has 72 divisors (see below), whose sum is σ = 3363360. Its totient is φ = 311040.

The previous prime is 1126159. The next prime is 1126189. The reversal of 1126188 is 8816211.

It is a super-2 number, since 2×1126188² = 2536598822688, which contains 22 as substring.

It is a hoax number, since the sum of its digits (27) coincides with the sum of the digits of its distinct prime factors.

It is not an unprimeable number, because it can be changed into a prime (1126189) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 10278 + ... + 10386.

2^1126188 is an apocalyptic number.

1126188 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 1126188, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1681680).

1126188 is an abundant number, since it is smaller than the sum of its proper divisors (2237172).

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

1126188 is a wasteful number, since it uses less digits than its factorization.

1126188 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 167 (or 162 counting only the distinct ones).

The product of its digits is 768, while the sum is 27.

The square root of 1126188 is about 1061.2200525810. The cubic root of 1126188 is about 104.0407877489.

The spelling of 1126188 in words is "one million, one hundred twenty-six thousand, one hundred eighty-eight".