513343652 has 12 divisors (see below), whose sum is σ = 905425920. Its totient is φ = 254650536.

The previous prime is 513343639. The next prime is 513343673. The reversal of 513343652 is 256343315.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 504752 + ... + 505767.

It is an arithmetic number, because the mean of its divisors is an integer number (75452160).

Almost surely, 2^513343652 is an apocalyptic number.

It is an amenable number.

513343652 is a deficient number, since it is larger than the sum of its proper divisors (392082268).

513343652 is a wasteful number, since it uses less digits than its factorization.

513343652 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1010650 (or 1010648 counting only the distinct ones).

The product of its digits is 32400, while the sum is 32.

The square root of 513343652 is about 22657.0883389724. The cubic root of 513343652 is about 800.6992074581.

Adding to 513343652 its reverse (256343315), we get a palindrome (769686967).

The spelling of 513343652 in words is "five hundred thirteen million, three hundred forty-three thousand, six hundred fifty-two".