505105134 has 16 divisors (see below), whose sum is σ = 1042798080. Its totient is φ = 162937080.

The previous prime is 505105129. The next prime is 505105157. The reversal of 505105134 is 431501505.

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 7 ways as a sum of consecutive naturals, for example, 1357624 + ... + 1357995.

It is an arithmetic number, because the mean of its divisors is an integer number (65174880).

Almost surely, 2^505105134 is an apocalyptic number.

505105134 is an abundant number, since it is smaller than the sum of its proper divisors (537692946).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

505105134 is a wasteful number, since it uses less digits than its factorization.

505105134 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2715655.

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

The square root of 505105134 is about 22474.5441333078. The cubic root of 505105134 is about 796.3926824822.

Adding to 505105134 its reverse (431501505), we get a palindrome (936606639).

The spelling of 505105134 in words is "five hundred five million, one hundred five thousand, one hundred thirty-four".