516875647 has 2 divisors, whose sum is σ = 516875648. Its totient is φ = 516875646.

The previous prime is 516875641. The next prime is 516875651. The reversal of 516875647 is 746578615.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 516875647 - 2¹⁹ = 516351359 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 516875647.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (516875641) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 258437823 + 258437824.

It is an arithmetic number, because the mean of its divisors is an integer number (258437824).

Almost surely, 2^516875647 is an apocalyptic number.

516875647 is a deficient number, since it is larger than the sum of its proper divisors (1).

516875647 is an equidigital number, since it uses as much as digits as its factorization.

516875647 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1411200, while the sum is 49.

The square root of 516875647 is about 22734.8993180089. The cubic root of 516875647 is about 802.5313811676.

The spelling of 516875647 in words is "five hundred sixteen million, eight hundred seventy-five thousand, six hundred forty-seven".