1411216 has 20 divisors (see below), whose sum is σ = 2754412. Its totient is φ = 700416.

The previous prime is 1411199. The next prime is 1411219. The reversal of 1411216 is 6121141.

It can be written as a sum of positive squares in 2 ways, for example, as 802816 + 608400 = 896^2 + 780^2 .

It is a Harshad number since it is a multiple of its sum of digits (16).

It is a self number, because there is not a number n which added to its sum of digits gives 1411216.

It is not an unprimeable number, because it can be changed into a prime (1411219) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2860 + ... + 3316.

2^1411216 is an apocalyptic number.

1411216 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

1411216 is a deficient number, since it is larger than the sum of its proper divisors (1343196).

1411216 is a wasteful number, since it uses less digits than its factorization.

1411216 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 658 (or 652 counting only the distinct ones).

The product of its digits is 48, while the sum is 16.

The square root of 1411216 is about 1187.9461267246. The cubic root of 1411216 is about 112.1668431719.

Adding to 1411216 its reverse (6121141), we get a palindrome (7532357).

The spelling of 1411216 in words is "one million, four hundred eleven thousand, two hundred sixteen".