1103199975 has 18 divisors (see below), whose sum is σ = 1975954136. Its totient is φ = 588373200.

The previous prime is 1103199973. The next prime is 1103200013. The reversal of 1103199975 is 5799913011.

It is a happy number.

It is not a de Polignac number, because 1103199975 - 2¹ = 1103199973 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1103199975.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1103199971) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 2451331 + ... + 2451780.

Almost surely, 2^1103199975 is an apocalyptic number.

1103199975 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

1103199975 is a deficient number, since it is larger than the sum of its proper divisors (872754161).

1103199975 is a wasteful number, since it uses less digits than its factorization.

1103199975 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4903127 (or 4903119 counting only the distinct ones).

The product of its (nonzero) digits is 76545, while the sum is 45.

The square root of 1103199975 is about 33214.4543083279. The cubic root of 1103199975 is about 1033.2801374511.

The spelling of 1103199975 in words is "one billion, one hundred three million, one hundred ninety-nine thousand, nine hundred seventy-five".