501005055113 has 4 divisors (see below), whose sum is σ = 501006472320. Its totient is φ = 501003637908.

The previous prime is 501005055101. The next prime is 501005055143. The reversal of 501005055113 is 311550500105.

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 a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 501005055113 - 2⁴ = 501005055097 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (501005055143) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 304256 + ... + 1046222.

It is an arithmetic number, because the mean of its divisors is an integer number (125251618080).

Almost surely, 2^501005055113 is an apocalyptic number.

It is an amenable number.

501005055113 is a deficient number, since it is larger than the sum of its proper divisors (1417207).

501005055113 is an equidigital number, since it uses as much as digits as its factorization.

501005055113 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1417206.

The product of its (nonzero) digits is 1875, while the sum is 26.

Adding to 501005055113 its reverse (311550500105), we get a palindrome (812555555218).

The spelling of 501005055113 in words is "five hundred one billion, five million, fifty-five thousand, one hundred thirteen".