516541679 has 2 divisors, whose sum is σ = 516541680. Its totient is φ = 516541678.

The previous prime is 516541667. The next prime is 516541769. The reversal of 516541679 is 976145615.

Together with next prime (516541769) it forms an Ormiston pair, because they use the same digits, order apart.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 516541679 - 2¹⁶ = 516476143 is a prime.

It is a super-2 number, since 2×516541679² = 533630612288278082, which contains 22 as substring.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (516541079) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 258270839 + 258270840.

It is an arithmetic number, because the mean of its divisors is an integer number (258270840).

Almost surely, 2^516541679 is an apocalyptic number.

516541679 is a deficient number, since it is larger than the sum of its proper divisors (1).

516541679 is an equidigital number, since it uses as much as digits as its factorization.

516541679 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 226800, while the sum is 44.

The square root of 516541679 is about 22727.5532999045. The cubic root of 516541679 is about 802.3584978395.

The spelling of 516541679 in words is "five hundred sixteen million, five hundred forty-one thousand, six hundred seventy-nine".