1103403448 has 16 divisors (see below), whose sum is σ = 2364436080. Its totient is φ = 472887168.

The previous prime is 1103403419. The next prime is 1103403451. The reversal of 1103403448 is 8443043011.

It is a Harshad number since it is a multiple of its sum of digits (28).

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 3 ways as a sum of consecutive naturals, for example, 9851761 + ... + 9851872.

It is an arithmetic number, because the mean of its divisors is an integer number (147777255).

Almost surely, 2^1103403448 is an apocalyptic number.

It is an amenable number.

1103403448 is an abundant number, since it is smaller than the sum of its proper divisors (1261032632).

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

1103403448 is a wasteful number, since it uses less digits than its factorization.

1103403448 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19703646 (or 19703642 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 28.

The square root of 1103403448 is about 33217.5171859668. The cubic root of 1103403448 is about 1033.3436592332.

Adding to 1103403448 its reverse (8443043011), we get a palindrome (9546446459).

It can be divided in two parts, 110340 and 3448, that multiplied together give a triangular number (380452320 = T₂₇₅₈₄).

The spelling of 1103403448 in words is "one billion, one hundred three million, four hundred three thousand, four hundred forty-eight".