97171011 has 24 divisors (see below), whose sum is σ = 162073184. Its totient is φ = 54950400.

The previous prime is 97171007. The next prime is 97171051. The reversal of 97171011 is 11017179.

It is not a de Polignac number, because 97171011 - 2² = 97171007 is a prime.

It is not an unprimeable number, because it can be changed into a prime (97171051) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1840 + ... + 14061.

Almost surely, 2^97171011 is an apocalyptic number.

97171011 is a deficient number, since it is larger than the sum of its proper divisors (64902173).

97171011 is a wasteful number, since it uses less digits than its factorization.

97171011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16011 (or 16008 counting only the distinct ones).

The product of its (nonzero) digits is 441, while the sum is 27.

The square root of 97171011 is about 9857.5357468284. The cubic root of 97171011 is about 459.7399459527.

The spelling of 97171011 in words is "ninety-seven million, one hundred seventy-one thousand, eleven".