1100040103 has 8 divisors (see below), whose sum is σ = 1127305088. Its totient is φ = 1073094264.

The previous prime is 1100040083. The next prime is 1100040107. The reversal of 1100040103 is 3010400011.

It is a happy number.

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 1100040103 - 2²⁵ = 1066485671 is a prime.

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 1100040103.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1100040107) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 72801 + ... + 86602.

It is an arithmetic number, because the mean of its divisors is an integer number (140913136).

Almost surely, 2^1100040103 is an apocalyptic number.

1100040103 is a deficient number, since it is larger than the sum of its proper divisors (27264985).

1100040103 is a wasteful number, since it uses less digits than its factorization.

1100040103 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 159573.

The product of its (nonzero) digits is 12, while the sum is 10.

The square root of 1100040103 is about 33166.8524735164. The cubic root of 1100040103 is about 1032.2926600098.

Adding to 1100040103 its reverse (3010400011), we get a palindrome (4110440114).

The spelling of 1100040103 in words is "one billion, one hundred million, forty thousand, one hundred three".