516905419 has 2 divisors, whose sum is σ = 516905420. Its totient is φ = 516905418.

The previous prime is 516905371. The next prime is 516905423. The reversal of 516905419 is 914509615.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 516905419 - 2¹¹ = 516903371 is a prime.

It is a super-2 number, since 2×516905419² = 534382424383131122, which contains 22 as substring.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (516905119) 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, 258452709 + 258452710.

It is an arithmetic number, because the mean of its divisors is an integer number (258452710).

Almost surely, 2^516905419 is an apocalyptic number.

516905419 is a deficient number, since it is larger than the sum of its proper divisors (1).

516905419 is an equidigital number, since it uses as much as digits as its factorization.

516905419 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 48600, while the sum is 40.

The square root of 516905419 is about 22735.5540728613. The cubic root of 516905419 is about 802.5467894550.

The spelling of 516905419 in words is "five hundred sixteen million, nine hundred five thousand, four hundred nineteen".