97135173 has 16 divisors (see below), whose sum is σ = 144067200. Its totient is φ = 64683360.

The previous prime is 97135169. The next prime is 97135177. The reversal of 97135173 is 37153179.

It is an interprime number because it is at equal distance from previous prime (97135169) and next prime (97135177).

It is not a de Polignac number, because 97135173 - 2² = 97135169 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (97135177) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 33408 + ... + 36198.

It is an arithmetic number, because the mean of its divisors is an integer number (9004200).

Almost surely, 2^97135173 is an apocalyptic number.

It is an amenable number.

97135173 is a deficient number, since it is larger than the sum of its proper divisors (46932027).

97135173 is a wasteful number, since it uses less digits than its factorization.

97135173 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4089 (or 4083 counting only the distinct ones).

The product of its digits is 19845, while the sum is 36.

The square root of 97135173 is about 9855.7177820796. The cubic root of 97135173 is about 459.6834195396.

The spelling of 97135173 in words is "ninety-seven million, one hundred thirty-five thousand, one hundred seventy-three".