1266116 has 12 divisors (see below), whose sum is σ = 2252460. Its totient is φ = 622560.

The previous prime is 1266113. The next prime is 1266149. The reversal of 1266116 is 6116621.

It can be written as a sum of positive squares in 2 ways, for example, as 448900 + 817216 = 670^2 + 904^2 .

It is a junction number, because it is equal to n+sod(n) for n = 1266091 and 1266100.

It is not an unprimeable number, because it can be changed into a prime (1266113) 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, 2351 + ... + 2838.

It is an arithmetic number, because the mean of its divisors is an integer number (187705).

2^1266116 is an apocalyptic number.

It is an amenable number.

1266116 is a deficient number, since it is larger than the sum of its proper divisors (986344).

1266116 is a wasteful number, since it uses less digits than its factorization.

1266116 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5254 (or 5252 counting only the distinct ones).

The product of its digits is 432, while the sum is 23.

The square root of 1266116 is about 1125.2182010615. The cubic root of 1266116 is about 108.1827040048.

The spelling of 1266116 in words is "one million, two hundred sixty-six thousand, one hundred sixteen".