1016704993 has 2 divisors, whose sum is σ = 1016704994. Its totient is φ = 1016704992.

The previous prime is 1016704979. The next prime is 1016704999. The reversal of 1016704993 is 3994076101.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 832207104 + 184497889 = 28848^2 + 13583^2 .

It is a cyclic number.

It is not a de Polignac number, because 1016704993 - 2⁵ = 1016704961 is a prime.

It is a super-2 number, since 2×1016704993² = 2067378085582260098, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (1016704999) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 508352496 + 508352497.

It is an arithmetic number, because the mean of its divisors is an integer number (508352497).

Almost surely, 2^1016704993 is an apocalyptic number.

It is an amenable number.

1016704993 is a deficient number, since it is larger than the sum of its proper divisors (1).

1016704993 is an equidigital number, since it uses as much as digits as its factorization.

1016704993 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 40824, while the sum is 40.

The square root of 1016704993 is about 31885.8117820450. The cubic root of 1016704993 is about 1005.5376092797.

The spelling of 1016704993 in words is "one billion, sixteen million, seven hundred four thousand, nine hundred ninety-three".