512440134 has 16 divisors (see below), whose sum is σ = 1042251840. Its totient is φ = 167918120.

The previous prime is 512440081. The next prime is 512440151. The reversal of 512440134 is 431044215.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 723432 + ... + 724139.

It is an arithmetic number, because the mean of its divisors is an integer number (65140740).

Almost surely, 2^512440134 is an apocalyptic number.

512440134 is an abundant number, since it is smaller than the sum of its proper divisors (529811706).

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

512440134 is a wasteful number, since it uses less digits than its factorization.

512440134 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1447635.

The product of its (nonzero) digits is 1920, while the sum is 24.

The square root of 512440134 is about 22637.1405879806. The cubic root of 512440134 is about 800.2291708030.

Adding to 512440134 its reverse (431044215), we get a palindrome (943484349).

The spelling of 512440134 in words is "five hundred twelve million, four hundred forty thousand, one hundred thirty-four".