501016117 has 4 divisors (see below), whose sum is σ = 572589856. Its totient is φ = 429442380.

The previous prime is 501016097. The next prime is 501016121. The reversal of 501016117 is 711610105.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 711610105 = 5 ⋅142322021.

It is a cyclic number.

It is not a de Polignac number, because 501016117 - 2¹⁵ = 500983349 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 (501016157) 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, 35786859 + ... + 35786872.

It is an arithmetic number, because the mean of its divisors is an integer number (143147464).

Almost surely, 2^501016117 is an apocalyptic number.

It is an amenable number.

501016117 is a deficient number, since it is larger than the sum of its proper divisors (71573739).

501016117 is an equidigital number, since it uses as much as digits as its factorization.

501016117 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 71573738.

The product of its (nonzero) digits is 210, while the sum is 22.

The square root of 501016117 is about 22383.3893099325. The cubic root of 501016117 is about 794.2378239082.

The spelling of 501016117 in words is "five hundred one million, sixteen thousand, one hundred seventeen".