1311106 has 8 divisors (see below), whose sum is σ = 1974780. Its totient is φ = 652848.

The previous prime is 1311103. The next prime is 1311109. The reversal of 1311106 is 6011131.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (1311103) and next prime (1311109).

It can be written as a sum of positive squares in 2 ways, for example, as 1311025 + 81 = 1145^2 + 9^2 .

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

It is an Ulam number.

It is not an unprimeable number, because it can be changed into a prime (1311103) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (5) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 681 + ... + 1756.

2^1311106 is an apocalyptic number.

1311106 is a deficient number, since it is larger than the sum of its proper divisors (663674).

1311106 is a wasteful number, since it uses less digits than its factorization.

1311106 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2708.

The product of its (nonzero) digits is 18, while the sum is 13.

The square root of 1311106 is about 1145.0353706327. The cubic root of 1311106 is about 109.4492025458.

Adding to 1311106 its reverse (6011131), we get a palindrome (7322237).

The spelling of 1311106 in words is "one million, three hundred eleven thousand, one hundred six".