512134146 has 48 divisors (see below), whose sum is σ = 1225995264. Its totient is φ = 153681792.

The previous prime is 512134141. The next prime is 512134159. The reversal of 512134146 is 641431215.

It is a happy number.

512134146 is a `hidden beast` number, since 512 + 1 + 3 + 4 + 146 = 666.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (512134141) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 29346 + ... + 43421.

It is an arithmetic number, because the mean of its divisors is an integer number (25541568).

Almost surely, 2^512134146 is an apocalyptic number.

512134146 is an abundant number, since it is smaller than the sum of its proper divisors (713861118).

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

512134146 is a wasteful number, since it uses less digits than its factorization.

512134146 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 72815 (or 72812 counting only the distinct ones).

The product of its digits is 2880, while the sum is 27.

The square root of 512134146 is about 22630.3810396555. The cubic root of 512134146 is about 800.0698616074.

The spelling of 512134146 in words is "five hundred twelve million, one hundred thirty-four thousand, one hundred forty-six".