505511134 has 8 divisors (see below), whose sum is σ = 759995280. Its totient is φ = 252179376.

The previous prime is 505511129. The next prime is 505511173. The reversal of 505511134 is 431115505.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 505511099 and 505511108.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 286999 + ... + 288754.

It is an arithmetic number, because the mean of its divisors is an integer number (94999410).

Almost surely, 2^505511134 is an apocalyptic number.

505511134 is a deficient number, since it is larger than the sum of its proper divisors (254484146).

505511134 is a wasteful number, since it uses less digits than its factorization.

505511134 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 576194.

The product of its (nonzero) digits is 1500, while the sum is 25.

The square root of 505511134 is about 22483.5747602555. The cubic root of 505511134 is about 796.6060036401.

Adding to 505511134 its reverse (431115505), we get a palindrome (936626639).

The spelling of 505511134 in words is "five hundred five million, five hundred eleven thousand, one hundred thirty-four".