501500117 has 12 divisors (see below), whose sum is σ = 530228556. Its totient is φ = 474258240.

The previous prime is 501500107. The next prime is 501500123. The reversal of 501500117 is 711005105.

It can be written as a sum of positive squares in 2 ways, for example, as 429691441 + 71808676 = 20729^2 + 8474^2 .

It is not a de Polignac number, because 501500117 - 2⁴ = 501500101 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 (501500107) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 308567 + ... + 310187.

It is an arithmetic number, because the mean of its divisors is an integer number (44185713).

Almost surely, 2^501500117 is an apocalyptic number.

It is an amenable number.

501500117 is a deficient number, since it is larger than the sum of its proper divisors (28728439).

501500117 is a wasteful number, since it uses less digits than its factorization.

501500117 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2516 (or 2497 counting only the distinct ones).

The product of its (nonzero) digits is 175, while the sum is 20.

The square root of 501500117 is about 22394.1982888426. The cubic root of 501500117 is about 794.4934959149.

The spelling of 501500117 in words is "five hundred one million, five hundred thousand, one hundred seventeen".