11218452 has 36 divisors (see below), whose sum is σ = 30451680. Its totient is φ = 3205104.

The previous prime is 11218439. The next prime is 11218463. The reversal of 11218452 is 25481211.

It is a congruent number.

It is an unprimeable number.

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 11 ways as a sum of consecutive naturals, for example, 8952 + ... + 10127.

It is an arithmetic number, because the mean of its divisors is an integer number (845880).

Almost surely, 2^11218452 is an apocalyptic number.

11218452 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

11218452 is an abundant number, since it is smaller than the sum of its proper divisors (19233228).

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

11218452 is a wasteful number, since it uses less digits than its factorization.

11218452 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19100 (or 19091 counting only the distinct ones).

The product of its digits is 640, while the sum is 24.

The square root of 11218452 is about 3349.3957664032. The cubic root of 11218452 is about 223.8605903377.

Adding to 11218452 its reverse (25481211), we get a palindrome (36699663).

The spelling of 11218452 in words is "eleven million, two hundred eighteen thousand, four hundred fifty-two".