503030325205 has 4 divisors (see below), whose sum is σ = 603636390252. Its totient is φ = 402424260160.

The previous prime is 503030325197. The next prime is 503030325269. The reversal of 503030325205 is 502523030305.

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

It can be written as a sum of positive squares in 2 ways, for example, as 319714477489 + 183315847716 = 565433^2 + 428154^2 .

It is not a de Polignac number, because 503030325205 - 2³ = 503030325197 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 50303032516 + ... + 50303032525.

It is an arithmetic number, because the mean of its divisors is an integer number (150909097563).

Almost surely, 2^503030325205 is an apocalyptic number.

It is an amenable number.

503030325205 is a deficient number, since it is larger than the sum of its proper divisors (100606065047).

503030325205 is a wasteful number, since it uses less digits than its factorization.

503030325205 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 100606065046.

The product of its (nonzero) digits is 13500, while the sum is 28.

The spelling of 503030325205 in words is "five hundred three billion, thirty million, three hundred twenty-five thousand, two hundred five".