1016716993 has 2 divisors, whose sum is σ = 1016716994. Its totient is φ = 1016716992.

The previous prime is 1016716963. The next prime is 1016717033. The reversal of 1016716993 is 3996176101.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 769063824 + 247653169 = 27732^2 + 15737^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1016716993 is a prime.

It is not a weakly prime, because it can be changed into another prime (1016716963) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 508358496 + 508358497.

It is an arithmetic number, because the mean of its divisors is an integer number (508358497).

Almost surely, 2^1016716993 is an apocalyptic number.

It is an amenable number.

1016716993 is a deficient number, since it is larger than the sum of its proper divisors (1).

1016716993 is an equidigital number, since it uses as much as digits as its factorization.

1016716993 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 61236, while the sum is 43.

The square root of 1016716993 is about 31885.9999529574. Note that the first 4 decimals coincide. The cubic root of 1016716993 is about 1005.5415653285.

The spelling of 1016716993 in words is "one billion, sixteen million, seven hundred sixteen thousand, nine hundred ninety-three".