501255141103 has 4 divisors (see below), whose sum is σ = 501272932360. Its totient is φ = 501237349848.

The previous prime is 501255141017. The next prime is 501255141133. The reversal of 501255141103 is 301141552105.

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 501255141103 - 2⁹ = 501255140591 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (501255141133) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8853300 + ... + 8909737.

It is an arithmetic number, because the mean of its divisors is an integer number (125318233090).

Almost surely, 2^501255141103 is an apocalyptic number.

501255141103 is a deficient number, since it is larger than the sum of its proper divisors (17791257).

501255141103 is a wasteful number, since it uses less digits than its factorization.

501255141103 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17791256.

The product of its (nonzero) digits is 3000, while the sum is 28.

Adding to 501255141103 its reverse (301141552105), we get a palindrome (802396693208).

The spelling of 501255141103 in words is "five hundred one billion, two hundred fifty-five million, one hundred forty-one thousand, one hundred three".