97570909229 has 2 divisors, whose sum is σ = 97570909230. Its totient is φ = 97570909228.

The previous prime is 97570909223. The next prime is 97570909333. The reversal of 97570909229 is 92290907579.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 77394127204 + 20176782025 = 278198^2 + 142045^2 .

It is a cyclic number.

It is not a de Polignac number, because 97570909229 - 2⁴ = 97570909213 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (97570909223) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 48785454614 + 48785454615.

It is an arithmetic number, because the mean of its divisors is an integer number (48785454615).

Almost surely, 2^97570909229 is an apocalyptic number.

It is an amenable number.

97570909229 is a deficient number, since it is larger than the sum of its proper divisors (1).

97570909229 is an equidigital number, since it uses as much as digits as its factorization.

97570909229 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 6429780, while the sum is 59.

The spelling of 97570909229 in words is "ninety-seven billion, five hundred seventy million, nine hundred nine thousand, two hundred twenty-nine".