22971646097 has 2 divisors, whose sum is σ = 22971646098. Its totient is φ = 22971646096.

The previous prime is 22971646079. The next prime is 22971646121. The reversal of 22971646097 is 79064617922.

It is a Cunningham number, because it is equal to 151564²+1.

Together with previous prime (22971646079) it forms an Ormiston pair, because they use the same digits, order apart.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 22971646096 + 1 = 151564^2 + 1^2 .

It is a cyclic number.

It is not a de Polignac number, because 22971646097 - 2¹⁶ = 22971580561 is a prime.

It is not a weakly prime, because it can be changed into another prime (22971646007) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11485823048 + 11485823049.

It is an arithmetic number, because the mean of its divisors is an integer number (11485823049).

Almost surely, 2^22971646097 is an apocalyptic number.

It is an amenable number.

22971646097 is a deficient number, since it is larger than the sum of its proper divisors (1).

22971646097 is an equidigital number, since it uses as much as digits as its factorization.

22971646097 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2286144, while the sum is 53.

The spelling of 22971646097 in words is "twenty-two billion, nine hundred seventy-one million, six hundred forty-six thousand, ninety-seven".