516325303 has 4 divisors (see below), whose sum is σ = 556042648. Its totient is φ = 476607960.

The previous prime is 516325297. The next prime is 516325319. The reversal of 516325303 is 303523615.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 516325303 - 2²¹ = 514228151 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (516325333) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 19858653 + ... + 19858678.

It is an arithmetic number, because the mean of its divisors is an integer number (139010662).

Almost surely, 2^516325303 is an apocalyptic number.

516325303 is a deficient number, since it is larger than the sum of its proper divisors (39717345).

516325303 is a wasteful number, since it uses less digits than its factorization.

516325303 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 39717344.

The product of its (nonzero) digits is 8100, while the sum is 28.

The square root of 516325303 is about 22722.7925880601. The cubic root of 516325303 is about 802.2464479143.

Adding to 516325303 its reverse (303523615), we get a palindrome (819848918).

The spelling of 516325303 in words is "five hundred sixteen million, three hundred twenty-five thousand, three hundred three".