512635125 has 16 divisors (see below), whose sum is σ = 853025472. Its totient is φ = 273405200.

The previous prime is 512635103. The next prime is 512635139. The reversal of 512635125 is 521536215.

It is a happy number.

It is not a de Polignac number, because 512635125 - 2⁹ = 512634613 is a prime.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 512635092 and 512635101.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 683139 + ... + 683888.

It is an arithmetic number, because the mean of its divisors is an integer number (53314092).

Almost surely, 2^512635125 is an apocalyptic number.

It is an amenable number.

512635125 is a deficient number, since it is larger than the sum of its proper divisors (340390347).

512635125 is a wasteful number, since it uses less digits than its factorization.

512635125 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1367045 (or 1367035 counting only the distinct ones).

The product of its digits is 9000, while the sum is 30.

The square root of 512635125 is about 22641.4470606452. The cubic root of 512635125 is about 800.3306575840.

The spelling of 512635125 in words is "five hundred twelve million, six hundred thirty-five thousand, one hundred twenty-five".