1105112003 has 8 divisors (see below), whose sum is σ = 1132718160. Its totient is φ = 1077832800.

The previous prime is 1105111999. The next prime is 1105112009. The reversal of 1105112003 is 3002115011.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1105112003 - 2² = 1105111999 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1105112009) 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 7 ways as a sum of consecutive naturals, for example, 74888 + ... + 88421.

It is an arithmetic number, because the mean of its divisors is an integer number (141589770).

Almost surely, 2^1105112003 is an apocalyptic number.

1105112003 is a deficient number, since it is larger than the sum of its proper divisors (27606157).

1105112003 is a wasteful number, since it uses less digits than its factorization.

1105112003 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 163477.

The product of its (nonzero) digits is 30, while the sum is 14.

The square root of 1105112003 is about 33243.2249187710. The cubic root of 1105112003 is about 1033.8767413655.

Adding to 1105112003 its reverse (3002115011), we get a palindrome (4107227014).

The spelling of 1105112003 in words is "one billion, one hundred five million, one hundred twelve thousand, three".