1103012103 has 4 divisors (see below), whose sum is σ = 1470682808. Its totient is φ = 735341400.

The previous prime is 1103012087. The next prime is 1103012107. The reversal of 1103012103 is 3012103011.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 1103012103 - 2⁴ = 1103012087 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1103012107) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 183835348 + ... + 183835353.

It is an arithmetic number, because the mean of its divisors is an integer number (367670702).

Almost surely, 2^1103012103 is an apocalyptic number.

1103012103 is a deficient number, since it is larger than the sum of its proper divisors (367670705).

1103012103 is an equidigital number, since it uses as much as digits as its factorization.

1103012103 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 367670704.

The product of its (nonzero) digits is 18, while the sum is 12.

The square root of 1103012103 is about 33211.6260216208. The cubic root of 1103012103 is about 1033.2214791749.

Adding to 1103012103 its reverse (3012103011), we get a palindrome (4115115114).

The spelling of 1103012103 in words is "one billion, one hundred three million, twelve thousand, one hundred three".