97209353 has 2 divisors, whose sum is σ = 97209354. Its totient is φ = 97209352.

The previous prime is 97209347. The next prime is 97209373. The reversal of 97209353 is 35390279.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 75568249 + 21641104 = 8693^2 + 4652^2 .

It is an emirp because it is prime and its reverse (35390279) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 97209353 - 2⁸ = 97209097 is a prime.

It is not a weakly prime, because it can be changed into another prime (97209313) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 48604676 + 48604677.

It is an arithmetic number, because the mean of its divisors is an integer number (48604677).

Almost surely, 2^97209353 is an apocalyptic number.

It is an amenable number.

97209353 is a deficient number, since it is larger than the sum of its proper divisors (1).

97209353 is an equidigital number, since it uses as much as digits as its factorization.

97209353 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 51030, while the sum is 38.

The square root of 97209353 is about 9859.4803615606. The cubic root of 97209353 is about 459.8004064778.

The spelling of 97209353 in words is "ninety-seven million, two hundred nine thousand, three hundred fifty-three".