503381105707 has 4 divisors (see below), whose sum is σ = 503393726160. Its totient is φ = 503368485256.

The previous prime is 503381105699. The next prime is 503381105741. The reversal of 503381105707 is 707501183305.

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

It is a cyclic number.

It is not a de Polignac number, because 503381105707 - 2³ = 503381105699 is a prime.

It is a Smith number, since the sum of its digits (40) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

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 503381105707.

It is not an unprimeable number, because it can be changed into a prime (503381105407) 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, 6250207 + ... + 6330232.

It is an arithmetic number, because the mean of its divisors is an integer number (125848431540).

Almost surely, 2^503381105707 is an apocalyptic number.

503381105707 is a deficient number, since it is larger than the sum of its proper divisors (12620453).

503381105707 is a wasteful number, since it uses less digits than its factorization.

503381105707 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12620452.

The product of its (nonzero) digits is 88200, while the sum is 40.

The spelling of 503381105707 in words is "five hundred three billion, three hundred eighty-one million, one hundred five thousand, seven hundred seven".