3973697417 has 2 divisors, whose sum is σ = 3973697418. Its totient is φ = 3973697416.

The previous prime is 3973697401. The next prime is 3973697443. The reversal of 3973697417 is 7147963793.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 3316492921 + 657204496 = 57589^2 + 25636^2 .

It is a cyclic number.

It is not a de Polignac number, because 3973697417 - 2⁴ = 3973697401 is a prime.

It is not a weakly prime, because it can be changed into another prime (3973696417) 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, 1986848708 + 1986848709.

It is an arithmetic number, because the mean of its divisors is an integer number (1986848709).

Almost surely, 2^3973697417 is an apocalyptic number.

It is an amenable number.

3973697417 is a deficient number, since it is larger than the sum of its proper divisors (1).

3973697417 is an equidigital number, since it uses as much as digits as its factorization.

3973697417 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 6001128, while the sum is 56.

The square root of 3973697417 is about 63037.2700630349. The cubic root of 3973697417 is about 1583.9140019004.

The spelling of 3973697417 in words is "three billion, nine hundred seventy-three million, six hundred ninety-seven thousand, four hundred seventeen".