520741116021003 has 4 divisors (see below), whose sum is σ = 694321488028008. Its totient is φ = 347160744014000.

The previous prime is 520741116020969. The next prime is 520741116021037. The reversal of 520741116021003 is 300120611147025.

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

It is an interprime number because it is at equal distance from previous prime (520741116020969) and next prime (520741116021037).

It is a cyclic number.

It is not a de Polignac number, because 520741116021003 - 2²⁵ = 520741082466571 is a prime.

It is not an unprimeable number, because it can be changed into a prime (520741116022003) 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, 86790186003498 + ... + 86790186003503.

It is an arithmetic number, because the mean of its divisors is an integer number (173580372007002).

Almost surely, 2^{520741116021003} is an apocalyptic number.

520741116021003 is a deficient number, since it is larger than the sum of its proper divisors (173580372007005).

520741116021003 is a wasteful number, since it uses less digits than its factorization.

520741116021003 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 173580372007004.

The product of its (nonzero) digits is 10080, while the sum is 33.

Adding to 520741116021003 its reverse (300120611147025), we get a palindrome (820861727168028).

The spelling of 520741116021003 in words is "five hundred twenty trillion, seven hundred forty-one billion, one hundred sixteen million, twenty-one thousand, three".