1101443244 has 96 divisors (see below), whose sum is σ = 2871396864. Its totient is φ = 325777920.

The previous prime is 1101443227. The next prime is 1101443249. The reversal of 1101443244 is 4423441011.

It is not an unprimeable number, because it can be changed into a prime (1101443249) 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 31 ways as a sum of consecutive naturals, for example, 2189497 + ... + 2189999.

It is an arithmetic number, because the mean of its divisors is an integer number (29910384).

Almost surely, 2^1101443244 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 1101443244, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1435698432).

1101443244 is an abundant number, since it is smaller than the sum of its proper divisors (1769953620).

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

1101443244 is a wasteful number, since it uses less digits than its factorization.

1101443244 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 887 (or 885 counting only the distinct ones).

The product of its (nonzero) digits is 1536, while the sum is 24.

The square root of 1101443244 is about 33187.9984934313. The cubic root of 1101443244 is about 1032.7313824213.

Adding to 1101443244 its reverse (4423441011), we get a palindrome (5524884255).

The spelling of 1101443244 in words is "one billion, one hundred one million, four hundred forty-three thousand, two hundred forty-four".