1126556 has 12 divisors (see below), whose sum is σ = 2087568. Its totient is φ = 530112.

The previous prime is 1126553. The next prime is 1126561. The reversal of 1126556 is 6556211.

It is a super-2 number, since 2×1126556² = 2538256842272, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1126553) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8216 + ... + 8351.

It is an arithmetic number, because the mean of its divisors is an integer number (173964).

2^1126556 is an apocalyptic number.

It is an amenable number.

1126556 is a deficient number, since it is larger than the sum of its proper divisors (961012).

1126556 is a wasteful number, since it uses less digits than its factorization.

1126556 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16588 (or 16586 counting only the distinct ones).

The product of its digits is 1800, while the sum is 26.

The square root of 1126556 is about 1061.3934237595. The cubic root of 1126556 is about 104.0521188471.

The spelling of 1126556 in words is "one million, one hundred twenty-six thousand, five hundred fifty-six".