11445412 has 24 divisors (see below), whose sum is σ = 21954240. Its totient is φ = 5177760.

The previous prime is 11445407. The next prime is 11445419. The reversal of 11445412 is 21454411.

It is a Harshad number since it is a multiple of its sum of digits (22).

It is not an unprimeable number, because it can be changed into a prime (11445419) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11353 + ... + 12319.

It is an arithmetic number, because the mean of its divisors is an integer number (914760).

Almost surely, 2^11445412 is an apocalyptic number.

It is an amenable number.

11445412 is a deficient number, since it is larger than the sum of its proper divisors (10508828).

11445412 is a wasteful number, since it uses less digits than its factorization.

11445412 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1251 (or 1249 counting only the distinct ones).

The product of its digits is 640, while the sum is 22.

The square root of 11445412 is about 3383.1068561309. The cubic root of 11445412 is about 225.3601606268.

Adding to 11445412 its reverse (21454411), we get a palindrome (32899823).

It can be divided in two parts, 1144 and 5412, that added together give a palindrome (6556).

The spelling of 11445412 in words is "eleven million, four hundred forty-five thousand, four hundred twelve".