511532325 has 18 divisors (see below), whose sum is σ = 916211634. Its totient is φ = 272817120.

The previous prime is 511532321. The next prime is 511532327. The reversal of 511532325 is 523235115.

It is a happy number.

It can be written as a sum of positive squares in 3 ways, for example, as 1766241 + 509766084 = 1329^2 + 22578^2 .

It is not a de Polignac number, because 511532325 - 2² = 511532321 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (511532321) by changing a digit.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 1136514 + ... + 1136963.

Almost surely, 2^511532325 is an apocalyptic number.

It is an amenable number.

511532325 is a deficient number, since it is larger than the sum of its proper divisors (404679309).

511532325 is a wasteful number, since it uses less digits than its factorization.

511532325 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2273493 (or 2273485 counting only the distinct ones).

The product of its digits is 4500, while the sum is 27.

The square root of 511532325 is about 22617.0803818707. The cubic root of 511532325 is about 799.7563450687.

The spelling of 511532325 in words is "five hundred eleven million, five hundred thirty-two thousand, three hundred twenty-five".