11251312 has 20 divisors (see below), whose sum is σ = 21948496. Its totient is φ = 5587200.

The previous prime is 11251309. The next prime is 11251313. The reversal of 11251312 is 21315211.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11251313) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 88 + ... + 4744.

Almost surely, 2^11251312 is an apocalyptic number.

It is an amenable number.

11251312 is a deficient number, since it is larger than the sum of its proper divisors (10697184).

11251312 is a wasteful number, since it uses less digits than its factorization.

11251312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4816 (or 4810 counting only the distinct ones).

The product of its digits is 60, while the sum is 16.

The square root of 11251312 is about 3354.2975419602. The cubic root of 11251312 is about 224.0789475123.

Adding to 11251312 its reverse (21315211), we get a palindrome (32566523).

The spelling of 11251312 in words is "eleven million, two hundred fifty-one thousand, three hundred twelve".