505522113 has 16 divisors (see below), whose sum is σ = 733972800. Its totient is φ = 308266560.

The previous prime is 505522093. The next prime is 505522133. The reversal of 505522113 is 311225505.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (505522093) and next prime (505522133).

It is not a de Polignac number, because 505522113 - 2¹⁷ = 505391041 is a prime.

It is not an unprimeable number, because it can be changed into a prime (505522133) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 151258 + ... + 154563.

It is an arithmetic number, because the mean of its divisors is an integer number (45873300).

Almost surely, 2^505522113 is an apocalyptic number.

It is an amenable number.

505522113 is a deficient number, since it is larger than the sum of its proper divisors (228450687).

505522113 is a wasteful number, since it uses less digits than its factorization.

505522113 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 305872.

The product of its (nonzero) digits is 1500, while the sum is 24.

The square root of 505522113 is about 22483.8189149441. The cubic root of 505522113 is about 796.6117706572.

Adding to 505522113 its reverse (311225505), we get a palindrome (816747618).

The spelling of 505522113 in words is "five hundred five million, five hundred twenty-two thousand, one hundred thirteen".