1001103313 has 8 divisors (see below), whose sum is σ = 1193862528. Its totient is φ = 820780224.

The previous prime is 1001103289. The next prime is 1001103319. The reversal of 1001103313 is 3133011001.

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 1001103313 - 2²¹ = 999006161 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1001103293 and 1001103302.

It is not an unprimeable number, because it can be changed into a prime (1001103319) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3108856 + ... + 3109177.

It is an arithmetic number, because the mean of its divisors is an integer number (149232816).

Almost surely, 2^1001103313 is an apocalyptic number.

It is an amenable number.

1001103313 is a deficient number, since it is larger than the sum of its proper divisors (192759215).

1001103313 is an equidigital number, since it uses as much as digits as its factorization.

1001103313 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6218063.

The product of its (nonzero) digits is 27, while the sum is 13.

The square root of 1001103313 is about 31640.2167027977. The cubic root of 1001103313 is about 1000.3676358273.

Adding to 1001103313 its reverse (3133011001), we get a palindrome (4134114314).

The spelling of 1001103313 in words is "one billion, one million, one hundred three thousand, three hundred thirteen".