97710897 has 4 divisors (see below), whose sum is σ = 130281200. Its totient is φ = 65140596.

The previous prime is 97710881. The next prime is 97710937. The reversal of 97710897 is 79801779.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 79801779 = 3 ⋅26600593.

It is not a de Polignac number, because 97710897 - 2⁴ = 97710881 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (97710827) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 16285147 + ... + 16285152.

It is an arithmetic number, because the mean of its divisors is an integer number (32570300).

Almost surely, 2^97710897 is an apocalyptic number.

It is an amenable number.

97710897 is a deficient number, since it is larger than the sum of its proper divisors (32570303).

97710897 is a wasteful number, since it uses less digits than its factorization.

97710897 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32570302.

The product of its (nonzero) digits is 222264, while the sum is 48.

The square root of 97710897 is about 9884.8822451256. The cubic root of 97710897 is about 460.5898183877.

The spelling of 97710897 in words is "ninety-seven million, seven hundred ten thousand, eight hundred ninety-seven".