513930188 has 12 divisors (see below), whose sum is σ = 916347600. Its totient is φ = 252116592.

The previous prime is 513930143. The next prime is 513930211. The reversal of 513930188 is 881039315.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1211888 + ... + 1212311.

It is an arithmetic number, because the mean of its divisors is an integer number (76362300).

Almost surely, 2^513930188 is an apocalyptic number.

It is an amenable number.

513930188 is a deficient number, since it is larger than the sum of its proper divisors (402417412).

513930188 is a wasteful number, since it uses less digits than its factorization.

513930188 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2424256 (or 2424254 counting only the distinct ones).

The product of its (nonzero) digits is 25920, while the sum is 38.

The square root of 513930188 is about 22670.0284075693. The cubic root of 513930188 is about 801.0040455884.

The spelling of 513930188 in words is "five hundred thirteen million, nine hundred thirty thousand, one hundred eighty-eight".