1103122944 has 240 divisors, whose sum is σ = 3970549440. Its totient is φ = 286433280.

The previous prime is 1103122939. The next prime is 1103122949. The reversal of 1103122944 is 4492213011.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (1103122939) and next prime (1103122949).

It is a hoax number, since the sum of its digits (27) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1103122949) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 353262 + ... + 356370.

It is an arithmetic number, because the mean of its divisors is an integer number (16543956).

Almost surely, 2^1103122944 is an apocalyptic number.

1103122944 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1103122944, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1985274720).

1103122944 is an abundant number, since it is smaller than the sum of its proper divisors (2867426496).

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

1103122944 is a wasteful number, since it uses less digits than its factorization.

1103122944 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3151 (or 3132 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 27.

The square root of 1103122944 is about 33213.2946875193. The cubic root of 1103122944 is about 1033.2560872769.

Adding to 1103122944 its reverse (4492213011), we get a palindrome (5595335955).

The spelling of 1103122944 in words is "one billion, one hundred three million, one hundred twenty-two thousand, nine hundred forty-four".