1103401844 has 36 divisors (see below), whose sum is σ = 1989717156. Its totient is φ = 535385088.

The previous prime is 1103401787. The next prime is 1103401853. The reversal of 1103401844 is 4481043011.

It can be written as a sum of positive squares in 2 ways, for example, as 155500900 + 947900944 = 12470^2 + 30788^2 .

It is a congruent number.

It is an unprimeable number.

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 11 ways as a sum of consecutive naturals, for example, 1427042 + ... + 1427814.

It is an arithmetic number, because the mean of its divisors is an integer number (55269921).

Almost surely, 2^1103401844 is an apocalyptic number.

It is an amenable number.

1103401844 is a deficient number, since it is larger than the sum of its proper divisors (886315312).

1103401844 is a wasteful number, since it uses less digits than its factorization.

1103401844 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1056 (or 1011 counting only the distinct ones).

The product of its (nonzero) digits is 1536, while the sum is 26.

The square root of 1103401844 is about 33217.4930420705. The cubic root of 1103401844 is about 1033.3431585145.

Adding to 1103401844 its reverse (4481043011), we get a palindrome (5584444855).

The spelling of 1103401844 in words is "one billion, one hundred three million, four hundred one thousand, eight hundred forty-four".