97398000691 has 2 divisors, whose sum is σ = 97398000692. Its totient is φ = 97398000690.

The previous prime is 97398000683. The next prime is 97398000769. The reversal of 97398000691 is 19600089379.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 97398000691 - 2³ = 97398000683 is a prime.

It is not a weakly prime, because it can be changed into another prime (97398001691) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 48699000345 + 48699000346.

It is an arithmetic number, because the mean of its divisors is an integer number (48699000346).

Almost surely, 2^97398000691 is an apocalyptic number.

97398000691 is a deficient number, since it is larger than the sum of its proper divisors (1).

97398000691 is an equidigital number, since it uses as much as digits as its factorization.

97398000691 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 734832, while the sum is 52.

The spelling of 97398000691 in words is "ninety-seven billion, three hundred ninety-eight million, six hundred ninety-one", and thus it is an aban number.