516894073 has 2 divisors, whose sum is σ = 516894074. Its totient is φ = 516894072.

The previous prime is 516894047. The next prime is 516894101. The reversal of 516894073 is 370498615.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 471628089 + 45265984 = 21717^2 + 6728^2 .

It is a cyclic number.

It is not a de Polignac number, because 516894073 - 2⁵ = 516894041 is a prime.

It is not a weakly prime, because it can be changed into another prime (516894043) 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, 258447036 + 258447037.

It is an arithmetic number, because the mean of its divisors is an integer number (258447037).

Almost surely, 2^516894073 is an apocalyptic number.

It is an amenable number.

516894073 is a deficient number, since it is larger than the sum of its proper divisors (1).

516894073 is an equidigital number, since it uses as much as digits as its factorization.

516894073 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 181440, while the sum is 43.

The square root of 516894073 is about 22735.3045504123. The cubic root of 516894073 is about 802.5409174829.

The spelling of 516894073 in words is "five hundred sixteen million, eight hundred ninety-four thousand, seventy-three".