505275117 has 4 divisors (see below), whose sum is σ = 673700160. Its totient is φ = 336850076.

The previous prime is 505275097. The next prime is 505275119. The reversal of 505275117 is 711572505.

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.

It is a cyclic number.

It is not a de Polignac number, because 505275117 - 2¹² = 505271021 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (505275119) 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, 84212517 + ... + 84212522.

It is an arithmetic number, because the mean of its divisors is an integer number (168425040).

Almost surely, 2^505275117 is an apocalyptic number.

It is an amenable number.

505275117 is a deficient number, since it is larger than the sum of its proper divisors (168425043).

505275117 is a wasteful number, since it uses less digits than its factorization.

505275117 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 168425042.

The product of its (nonzero) digits is 12250, while the sum is 33.

The square root of 505275117 is about 22478.3254936839. The cubic root of 505275117 is about 796.4820091229.

The spelling of 505275117 in words is "five hundred five million, two hundred seventy-five thousand, one hundred seventeen".