117712917297 has 12 divisors (see below), whose sum is σ = 170035618740. Its totient is φ = 78472578528.

The previous prime is 117712917253. The next prime is 117712917313. The reversal of 117712917297 is 792719217711.

It can be written as a sum of positive squares in 2 ways, for example, as 113436934416 + 4275982881 = 336804^2 + 65391^2 .

It is not a de Polignac number, because 117712917297 - 2¹⁰ = 117712916273 is a prime.

It is not an unprimeable number, because it can be changed into a prime (117712917397) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 71779 + ... + 490487.

It is an arithmetic number, because the mean of its divisors is an integer number (14169634895).

Almost surely, 2^117712917297 is an apocalyptic number.

It is an amenable number.

117712917297 is a deficient number, since it is larger than the sum of its proper divisors (52322701443).

117712917297 is a wasteful number, since it uses less digits than its factorization.

117712917297 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 449952 (or 449949 counting only the distinct ones).

The product of its digits is 777924, while the sum is 54.

The spelling of 117712917297 in words is "one hundred seventeen billion, seven hundred twelve million, nine hundred seventeen thousand, two hundred ninety-seven".