97171377 has 16 divisors (see below), whose sum is σ = 136704000. Its totient is φ = 61226064.

The previous prime is 97171363. The next prime is 97171379. The reversal of 97171377 is 77317179.

It is not a de Polignac number, because 97171377 - 2¹¹ = 97169329 is a prime.

It is a super-2 number, since 2×97171377² = 18884553016152258, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (97171379) 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, 25524 + ... + 29082.

It is an arithmetic number, because the mean of its divisors is an integer number (8544000).

Almost surely, 2^97171377 is an apocalyptic number.

It is an amenable number.

97171377 is a deficient number, since it is larger than the sum of its proper divisors (39532623).

97171377 is a wasteful number, since it uses less digits than its factorization.

97171377 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4060.

The product of its digits is 64827, while the sum is 42.

The square root of 97171377 is about 9857.5543112884. The cubic root of 97171377 is about 459.7405231640.

The spelling of 97171377 in words is "ninety-seven million, one hundred seventy-one thousand, three hundred seventy-seven".