2103034013 has 4 divisors (see below), whose sum is σ = 2103376380. Its totient is φ = 2102691648.

The previous prime is 2103034007. The next prime is 2103034039. The reversal of 2103034013 is 3104303012.

It is a happy number.

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

It can be written as a sum of positive squares in 2 ways, for example, as 2068612324 + 34421689 = 45482^2 + 5867^2 .

It is a cyclic number.

It is not a de Polignac number, because 2103034013 - 2⁶ = 2103033949 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 2103033982 and 2103034000.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2103024013) 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 3 ways as a sum of consecutive naturals, for example, 161798 + ... + 174311.

It is an arithmetic number, because the mean of its divisors is an integer number (525844095).

Almost surely, 2^2103034013 is an apocalyptic number.

It is an amenable number.

2103034013 is a deficient number, since it is larger than the sum of its proper divisors (342367).

2103034013 is an equidigital number, since it uses as much as digits as its factorization.

2103034013 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 342366.

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

The square root of 2103034013 is about 45858.8487971515. The cubic root of 2103034013 is about 1281.1955815301.

Adding to 2103034013 its reverse (3104303012), we get a palindrome (5207337025).

The spelling of 2103034013 in words is "two billion, one hundred three million, thirty-four thousand, thirteen".