513435908 has 12 divisors (see below), whose sum is σ = 899906112. Its totient is φ = 256319880.

The previous prime is 513435883. The next prime is 513435911. The reversal of 513435908 is 809534315.

It is a happy number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 96608 + ... + 101783.

It is an arithmetic number, because the mean of its divisors is an integer number (74992176).

Almost surely, 2^513435908 is an apocalyptic number.

It is an amenable number.

513435908 is a deficient number, since it is larger than the sum of its proper divisors (386470204).

513435908 is a wasteful number, since it uses less digits than its factorization.

513435908 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 199042 (or 199040 counting only the distinct ones).

The product of its (nonzero) digits is 64800, while the sum is 38.

The square root of 513435908 is about 22659.1241666575. The cubic root of 513435908 is about 800.7471707027.

The spelling of 513435908 in words is "five hundred thirteen million, four hundred thirty-five thousand, nine hundred eight".