2103403013 has 8 divisors (see below), whose sum is σ = 2227684032. Its totient is φ = 1979183296.

The previous prime is 2103403009. The next prime is 2103403021. The reversal of 2103403013 is 3103043012.

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 2103403013 - 2² = 2103403009 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (17).

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 2103402982 and 2103403000.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2103403063) 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, 68456 + ... + 94302.

It is an arithmetic number, because the mean of its divisors is an integer number (278460504).

Almost surely, 2^2103403013 is an apocalyptic number.

It is an amenable number.

2103403013 is a deficient number, since it is larger than the sum of its proper divisors (124281019).

2103403013 is a wasteful number, since it uses less digits than its factorization.

2103403013 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30651.

The product of its (nonzero) digits is 216, while the sum is 17.

The square root of 2103403013 is about 45862.8718355055. The cubic root of 2103403013 is about 1281.2705103423.

Adding to 2103403013 its reverse (3103043012), we get a palindrome (5206446025).

The spelling of 2103403013 in words is "two billion, one hundred three million, four hundred three thousand, thirteen".