505046117 has 4 divisors (see below), whose sum is σ = 510252876. Its totient is φ = 499839360.

The previous prime is 505046083. The next prime is 505046123. The reversal of 505046117 is 711640505.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 711640505 = 5 ⋅142328101.

It can be written as a sum of positive squares in 2 ways, for example, as 324036001 + 181010116 = 18001^2 + 13454^2 .

It is a cyclic number.

It is not a de Polignac number, because 505046117 - 2⁶ = 505046053 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 505046117.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (505046147) 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, 2603234 + ... + 2603427.

It is an arithmetic number, because the mean of its divisors is an integer number (127563219).

Almost surely, 2^505046117 is an apocalyptic number.

It is an amenable number.

505046117 is a deficient number, since it is larger than the sum of its proper divisors (5206759).

505046117 is an equidigital number, since it uses as much as digits as its factorization.

505046117 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5206758.

The product of its (nonzero) digits is 4200, while the sum is 29.

The square root of 505046117 is about 22473.2311206021. The cubic root of 505046117 is about 796.3616641625.

The spelling of 505046117 in words is "five hundred five million, forty-six thousand, one hundred seventeen".