117201297 has 16 divisors (see below), whose sum is σ = 161596928. Its totient is φ = 75479040.

The previous prime is 117201277. The next prime is 117201299. The reversal of 117201297 is 792102711.

It is a happy number.

It is not a de Polignac number, because 117201297 - 2⁸ = 117201041 is a prime.

It is a super-2 number, since 2×117201297² = 27472288036964418, which contains 22 as substring.

It is a Smith number, since the sum of its digits (30) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (117201299) 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, 101073 + ... + 102225.

It is an arithmetic number, because the mean of its divisors is an integer number (10099808).

Almost surely, 2^117201297 is an apocalyptic number.

It is an amenable number.

117201297 is a deficient number, since it is larger than the sum of its proper divisors (44395631).

117201297 is a wasteful number, since it uses less digits than its factorization.

117201297 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2280.

The product of its (nonzero) digits is 1764, while the sum is 30.

The square root of 117201297 is about 10825.9547846830. The cubic root of 117201297 is about 489.3776591672.

The spelling of 117201297 in words is "one hundred seventeen million, two hundred one thousand, two hundred ninety-seven".