11211412 has 6 divisors (see below), whose sum is σ = 19619978. Its totient is φ = 5605704.

The previous prime is 11211401. The next prime is 11211437. The reversal of 11211412 is 21411211.

It can be written as a sum of positive squares in only one way, i.e., 8099716 + 3111696 = 2846^2 + 1764^2 .

It is a nude number because it is divisible by every one of its digits.

It is a junction number, because it is equal to n+sod(n) for n = 11211392 and 11211401.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1401423 + ... + 1401430.

Almost surely, 2^11211412 is an apocalyptic number.

It is an amenable number.

11211412 is a deficient number, since it is larger than the sum of its proper divisors (8408566).

11211412 is a wasteful number, since it uses less digits than its factorization.

11211412 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2802857 (or 2802855 counting only the distinct ones).

The product of its digits is 16, while the sum is 13.

The square root of 11211412 is about 3348.3446656520. The cubic root of 11211412 is about 223.8137535628.

Adding to 11211412 its reverse (21411211), we get a palindrome (32622623).

The spelling of 11211412 in words is "eleven million, two hundred eleven thousand, four hundred twelve".