11136444 has 48 divisors (see below), whose sum is σ = 28546560. Its totient is φ = 3351040.

The previous prime is 11136443. The next prime is 11136449. The reversal of 11136444 is 44463111.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11136443) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 31372 + ... + 31724.

It is an arithmetic number, because the mean of its divisors is an integer number (594720).

Almost surely, 2^11136444 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 11136444, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (14273280).

11136444 is an abundant number, since it is smaller than the sum of its proper divisors (17410116).

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

11136444 is a wasteful number, since it uses less digits than its factorization.

11136444 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 610 (or 608 counting only the distinct ones).

The product of its digits is 1152, while the sum is 24.

The square root of 11136444 is about 3337.1311032083. The cubic root of 11136444 is about 223.3137746789.

Adding to 11136444 its reverse (44463111), we get a palindrome (55599555).

It can be divided in two parts, 1113 and 6444, that added together give a palindrome (7557).

The spelling of 11136444 in words is "eleven million, one hundred thirty-six thousand, four hundred forty-four".