117601597 has 8 divisors (see below), whose sum is σ = 124878456. Its totient is φ = 110364672.

The previous prime is 117601559. The next prime is 117601607. The reversal of 117601597 is 795106711.

It can be written as a sum of positive squares in 4 ways, for example, as 20894041 + 96707556 = 4571^2 + 9834^2 .

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

It is a cyclic number.

It is not a de Polignac number, because 117601597 - 2¹¹ = 117599549 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (117601997) 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, 3798 + ... + 15799.

It is an arithmetic number, because the mean of its divisors is an integer number (15609807).

Almost surely, 2^117601597 is an apocalyptic number.

117601597 is a gapful number since it is divisible by the number (17) formed by its first and last digit.

It is an amenable number.

117601597 is a deficient number, since it is larger than the sum of its proper divisors (7276859).

117601597 is a wasteful number, since it uses less digits than its factorization.

117601597 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19967.

The product of its (nonzero) digits is 13230, while the sum is 37.

The square root of 117601597 is about 10844.4270019213. The cubic root of 117601597 is about 489.9341810802.

The spelling of 117601597 in words is "one hundred seventeen million, six hundred one thousand, five hundred ninety-seven".