1126985 has 8 divisors (see below), whose sum is σ = 1423680. Its totient is φ = 854064.

The previous prime is 1126973. The next prime is 1126991. The reversal of 1126985 is 5896211.

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-1126985 is a prime.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5837 + ... + 6026.

It is an arithmetic number, because the mean of its divisors is an integer number (177960).

2^1126985 is an apocalyptic number.

It is an amenable number.

1126985 is a deficient number, since it is larger than the sum of its proper divisors (296695).

1126985 is a wasteful number, since it uses less digits than its factorization.

1126985 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11887.

The product of its digits is 4320, while the sum is 32.

The square root of 1126985 is about 1061.5954973529. The cubic root of 1126985 is about 104.0653250833.

It can be divided in two parts, 11 and 26985, that multiplied together give a triangular number (296835 = T₇₇₀).

The spelling of 1126985 in words is "one million, one hundred twenty-six thousand, nine hundred eighty-five".