1003813260863 has 8 divisors (see below), whose sum is σ = 1147446162432. Its totient is φ = 860238111096.

The previous prime is 1003813260833. The next prime is 1003813260869. The reversal of 1003813260863 is 3680623183001.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 1003813260863 - 2³² = 999518293567 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1003813260863.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1003813260869) 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, 14400695 + ... + 14470232.

It is an arithmetic number, because the mean of its divisors is an integer number (143430770304).

Almost surely, 2^{1003813260863} is an apocalyptic number.

1003813260863 is a deficient number, since it is larger than the sum of its proper divisors (143632901569).

1003813260863 is an equidigital number, since it uses as much as digits as its factorization.

1003813260863 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28875901.

The product of its (nonzero) digits is 124416, while the sum is 41.

The spelling of 1003813260863 in words is "one trillion, three billion, eight hundred thirteen million, two hundred sixty thousand, eight hundred sixty-three".