513443212 has 6 divisors (see below), whose sum is σ = 898525628. Its totient is φ = 256721604.

The previous prime is 513443167. The next prime is 513443239. The reversal of 513443212 is 212344315.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 64180398 + ... + 64180405.

Almost surely, 2^513443212 is an apocalyptic number.

It is an amenable number.

513443212 is a deficient number, since it is larger than the sum of its proper divisors (385082416).

513443212 is a wasteful number, since it uses less digits than its factorization.

513443212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 128360807 (or 128360805 counting only the distinct ones).

The product of its digits is 2880, while the sum is 25.

The square root of 513443212 is about 22659.2853373623. The cubic root of 513443212 is about 800.7509677554.

Adding to 513443212 its reverse (212344315), we get a palindrome (725787527).

The spelling of 513443212 in words is "five hundred thirteen million, four hundred forty-three thousand, two hundred twelve".