505016107 has 4 divisors (see below), whose sum is σ = 509919280. Its totient is φ = 500112936.

The previous prime is 505016089. The next prime is 505016119. The reversal of 505016107 is 701610505.

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 505016107 - 2²³ = 496627499 is a prime.

It is an alternating number because its digits alternate between odd and even.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (505016177) 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, 2451432 + ... + 2451637.

It is an arithmetic number, because the mean of its divisors is an integer number (127479820).

Almost surely, 2^505016107 is an apocalyptic number.

505016107 is a deficient number, since it is larger than the sum of its proper divisors (4903173).

505016107 is a wasteful number, since it uses less digits than its factorization.

505016107 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4903172.

The product of its (nonzero) digits is 1050, while the sum is 25.

The square root of 505016107 is about 22472.5634274330. The cubic root of 505016107 is about 796.3458904961.

The spelling of 505016107 in words is "five hundred five million, sixteen thousand, one hundred seven".