8406696973 has 2 divisors, whose sum is σ = 8406696974. Its totient is φ = 8406696972.

The previous prime is 8406696937. The next prime is 8406696997. The reversal of 8406696973 is 3796966048.

Together with previous prime (8406696937) it forms an Ormiston pair, because they use the same digits, order apart.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 4901820169 + 3504876804 = 70013^2 + 59202^2 .

It is a cyclic number.

It is not a de Polignac number, because 8406696973 - 2⁹ = 8406696461 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (8406696913) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4203348486 + 4203348487.

It is an arithmetic number, because the mean of its divisors is an integer number (4203348487).

Almost surely, 2^8406696973 is an apocalyptic number.

It is an amenable number.

8406696973 is a deficient number, since it is larger than the sum of its proper divisors (1).

8406696973 is an equidigital number, since it uses as much as digits as its factorization.

8406696973 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 11757312, while the sum is 58.

The square root of 8406696973 is about 91688.0416030357. The cubic root of 8406696973 is about 2033.3327906804.

The spelling of 8406696973 in words is "eight billion, four hundred six million, six hundred ninety-six thousand, nine hundred seventy-three".