1704995397673 has 2 divisors, whose sum is σ = 1704995397674. Its totient is φ = 1704995397672.

The previous prime is 1704995397671. The next prime is 1704995397683. The reversal of 1704995397673 is 3767935994071.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1466356308624 + 238639089049 = 1210932^2 + 488507^2 .

It is a cyclic number.

It is not a de Polignac number, because 1704995397673 - 2¹ = 1704995397671 is a prime.

It is a super-2 number, since 2×1704995397673² (a number of 25 digits) contains 22 as substring.

Together with 1704995397671, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (1704995397671) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 852497698836 + 852497698837.

It is an arithmetic number, because the mean of its divisors is an integer number (852497698837).

Almost surely, 2^{1704995397673} is an apocalyptic number.

It is an amenable number.

1704995397673 is a deficient number, since it is larger than the sum of its proper divisors (1).

1704995397673 is an equidigital number, since it uses as much as digits as its factorization.

1704995397673 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 270050760, while the sum is 70.

The spelling of 1704995397673 in words is "one trillion, seven hundred four billion, nine hundred ninety-five million, three hundred ninety-seven thousand, six hundred seventy-three".