1103626944 has 280 divisors, whose sum is σ = 3960997920. Its totient is φ = 296607744.

The previous prime is 1103626903. The next prime is 1103626973. The reversal of 1103626944 is 4496263011.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a junction number, because it is equal to n+sod(n) for n = 1103626899 and 1103626908.

It is an unprimeable number.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 616002 + ... + 617790.

Almost surely, 2^1103626944 is an apocalyptic number.

1103626944 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 1103626944, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1980498960).

1103626944 is an abundant number, since it is smaller than the sum of its proper divisors (2857370976).

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

1103626944 is a wasteful number, since it uses less digits than its factorization.

1103626944 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1837 (or 1818 counting only the distinct ones).

The product of its (nonzero) digits is 31104, while the sum is 36.

The square root of 1103626944 is about 33220.8811442442. The cubic root of 1103626944 is about 1033.4134229518.

Adding to 1103626944 its reverse (4496263011), we get a palindrome (5599889955).

The spelling of 1103626944 in words is "one billion, one hundred three million, six hundred twenty-six thousand, nine hundred forty-four".