513012316 has 24 divisors (see below), whose sum is σ = 921115440. Its totient is φ = 249914112.

The previous prime is 513012307. The next prime is 513012319. The reversal of 513012316 is 613210315.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (513012319) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 17050 + ... + 36286.

It is an arithmetic number, because the mean of its divisors is an integer number (38379810).

Almost surely, 2^513012316 is an apocalyptic number.

It is an amenable number.

513012316 is a deficient number, since it is larger than the sum of its proper divisors (408103124).

513012316 is a wasteful number, since it uses less digits than its factorization.

513012316 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19413 (or 19411 counting only the distinct ones).

The product of its (nonzero) digits is 540, while the sum is 22.

The square root of 513012316 is about 22649.7751865223. The cubic root of 513012316 is about 800.5269008099.

The spelling of 513012316 in words is "five hundred thirteen million, twelve thousand, three hundred sixteen".