513454512 has 80 divisors (see below), whose sum is σ = 1377411840. Its totient is φ = 164618496.

The previous prime is 513454477. The next prime is 513454531. The reversal of 513454512 is 215454315.

It is a self number, because there is not a number n which added to its sum of digits gives 513454512.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 482493 + ... + 483555.

It is an arithmetic number, because the mean of its divisors is an integer number (17217648).

Almost surely, 2^513454512 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 513454512, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (688705920).

513454512 is an abundant number, since it is smaller than the sum of its proper divisors (863957328).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

513454512 is a wasteful number, since it uses less digits than its factorization.

513454512 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1450 (or 1444 counting only the distinct ones).

The product of its digits is 12000, while the sum is 30.

The square root of 513454512 is about 22659.5346818949. The cubic root of 513454512 is about 800.7568420951.

The spelling of 513454512 in words is "five hundred thirteen million, four hundred fifty-four thousand, five hundred twelve".