1311116 has 6 divisors (see below), whose sum is σ = 2294460. Its totient is φ = 655556.

The previous prime is 1311109. The next prime is 1311127. The reversal of 1311116 is 6111131.

It is a self number, because there is not a number n which added to its sum of digits gives 1311116.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 163886 + ... + 163893.

It is an arithmetic number, because the mean of its divisors is an integer number (382410).

2^1311116 is an apocalyptic number.

It is an amenable number.

1311116 is a deficient number, since it is larger than the sum of its proper divisors (983344).

1311116 is a wasteful number, since it uses less digits than its factorization.

1311116 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 327783 (or 327781 counting only the distinct ones).

The product of its digits is 18, while the sum is 14.

The square root of 1311116 is about 1145.0397373017. The cubic root of 1311116 is about 109.4494808069.

Adding to 1311116 its reverse (6111131), we get a palindrome (7422247).

It can be divided in two parts, 1311 and 116, that multiplied together give a triangular number (152076 = T₅₅₁).

The spelling of 1311116 in words is "one million, three hundred eleven thousand, one hundred sixteen".