1003110013 has 4 divisors (see below), whose sum is σ = 1008202140. Its totient is φ = 998017888.

The previous prime is 1003109983. The next prime is 1003110037. The reversal of 1003110013 is 3100113001.

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 835614649 + 167495364 = 28907^2 + 12942^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1003110013 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 (1003110113) 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, 2545768 + ... + 2546161.

It is an arithmetic number, because the mean of its divisors is an integer number (252050535).

Almost surely, 2^1003110013 is an apocalyptic number.

It is an amenable number.

1003110013 is a deficient number, since it is larger than the sum of its proper divisors (5092127).

1003110013 is an equidigital number, since it uses as much as digits as its factorization.

1003110013 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5092126.

The product of its (nonzero) digits is 9, while the sum is 10.

The square root of 1003110013 is about 31671.9120515323. The cubic root of 1003110013 is about 1001.0355981662.

Adding to 1003110013 its reverse (3100113001), we get a palindrome (4103223014).

It can be divided in two parts, 100 and 3110013, that added together give a palindrome (3110113).

The spelling of 1003110013 in words is "one billion, three million, one hundred ten thousand, thirteen".