117098997 has 8 divisors (see below), whose sum is σ = 161168640. Its totient is φ = 75547680.

The previous prime is 117098959. The next prime is 117098999. The reversal of 117098997 is 799890711.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 117098997 - 2¹⁰ = 117097973 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (117098999) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 629472 + ... + 629657.

It is an arithmetic number, because the mean of its divisors is an integer number (20146080).

Almost surely, 2^117098997 is an apocalyptic number.

It is an amenable number.

117098997 is a deficient number, since it is larger than the sum of its proper divisors (44069643).

117098997 is a wasteful number, since it uses less digits than its factorization.

117098997 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1259163.

The product of its (nonzero) digits is 285768, while the sum is 51.

The square root of 117098997 is about 10821.2289967452. The cubic root of 117098997 is about 489.2352321095.

It can be divided in two parts, 11709 and 8997, that added together give a triangular number (20706 = T₂₀₃).

The spelling of 117098997 in words is "one hundred seventeen million, ninety-eight thousand, nine hundred ninety-seven".