1126871 has 8 divisors (see below), whose sum is σ = 1198080. Its totient is φ = 1056888.

The previous prime is 1126861. The next prime is 1126889. The reversal of 1126871 is 1786211.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1126871 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1126871.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1126831) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2180 + ... + 2646.

It is an arithmetic number, because the mean of its divisors is an integer number (149760).

2^1126871 is an apocalyptic number.

1126871 is a deficient number, since it is larger than the sum of its proper divisors (71209).

1126871 is a wasteful number, since it uses less digits than its factorization.

1126871 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 613.

The product of its digits is 672, while the sum is 26.

The square root of 1126871 is about 1061.5418032277. The cubic root of 1126871 is about 104.0618160608.

The spelling of 1126871 in words is "one million, one hundred twenty-six thousand, eight hundred seventy-one".