97206653 has 2 divisors, whose sum is σ = 97206654. Its totient is φ = 97206652.

The previous prime is 97206631. The next prime is 97206667. The reversal of 97206653 is 35660279.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 91145209 + 6061444 = 9547^2 + 2462^2 .

It is an emirp because it is prime and its reverse (35660279) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 97206653 - 2⁶ = 97206589 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (97206623) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 48603326 + 48603327.

It is an arithmetic number, because the mean of its divisors is an integer number (48603327).

Almost surely, 2^97206653 is an apocalyptic number.

It is an amenable number.

97206653 is a deficient number, since it is larger than the sum of its proper divisors (1).

97206653 is an equidigital number, since it uses as much as digits as its factorization.

97206653 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 68040, while the sum is 38.

The square root of 97206653 is about 9859.3434365580. The cubic root of 97206653 is about 459.7961494368.

The spelling of 97206653 in words is "ninety-seven million, two hundred six thousand, six hundred fifty-three".