11253276 has 48 divisors (see below), whose sum is σ = 30189600. Its totient is φ = 3620736.

The previous prime is 11253239. The next prime is 11253283. The reversal of 11253276 is 67235211.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 1336 + ... + 4928.

It is an arithmetic number, because the mean of its divisors is an integer number (628950).

Almost surely, 2^11253276 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 11253276, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (15094800).

11253276 is an abundant number, since it is smaller than the sum of its proper divisors (18936324).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

11253276 is a wasteful number, since it uses less digits than its factorization.

11253276 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3635 (or 3627 counting only the distinct ones).

The product of its digits is 2520, while the sum is 27.

The square root of 11253276 is about 3354.5902879487. The cubic root of 11253276 is about 224.0919849681.

Adding to 11253276 its reverse (67235211), we get a palindrome (78488487).

The spelling of 11253276 in words is "eleven million, two hundred fifty-three thousand, two hundred seventy-six".