501003241 has 4 divisors (see below), whose sum is σ = 505437012. Its totient is φ = 496569472.

The previous prime is 501003203. The next prime is 501003247. The reversal of 501003241 is 142300105.

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 212139225 + 288864016 = 14565^2 + 16996^2 .

It is a cyclic number.

It is not a de Polignac number, because 501003241 - 2⁹ = 501002729 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (501003247) 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, 2216716 + ... + 2216941.

It is an arithmetic number, because the mean of its divisors is an integer number (126359253).

Almost surely, 2^501003241 is an apocalyptic number.

It is an amenable number.

501003241 is a deficient number, since it is larger than the sum of its proper divisors (4433771).

501003241 is a wasteful number, since it uses less digits than its factorization.

501003241 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4433770.

The product of its (nonzero) digits is 120, while the sum is 16.

The square root of 501003241 is about 22383.1016840830. The cubic root of 501003241 is about 794.2310199395.

Adding to 501003241 its reverse (142300105), we get a palindrome (643303346).

The spelling of 501003241 in words is "five hundred one million, three thousand, two hundred forty-one".