1003330113 has 4 divisors (see below), whose sum is σ = 1337773488. Its totient is φ = 668886740.

The previous prime is 1003330063. The next prime is 1003330129. The reversal of 1003330113 is 3110333001.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 3110333001 = 3 ⋅1036777667.

It is a cyclic number.

It is not a de Polignac number, because 1003330113 - 2⁸ = 1003329857 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1003330092 and 1003330101.

It is not an unprimeable number, because it can be changed into a prime (1003330183) 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, 167221683 + ... + 167221688.

It is an arithmetic number, because the mean of its divisors is an integer number (334443372).

Almost surely, 2^1003330113 is an apocalyptic number.

It is an amenable number.

1003330113 is a deficient number, since it is larger than the sum of its proper divisors (334443375).

1003330113 is an equidigital number, since it uses as much as digits as its factorization.

1003330113 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 334443374.

The product of its (nonzero) digits is 81, while the sum is 15.

The square root of 1003330113 is about 31675.3865485490. The cubic root of 1003330113 is about 1001.1088077576.

Adding to 1003330113 its reverse (3110333001), we get a palindrome (4113663114).

The spelling of 1003330113 in words is "one billion, three million, three hundred thirty thousand, one hundred thirteen".