659701117 has 4 divisors (see below), whose sum is σ = 665866656. Its totient is φ = 653535580.

The previous prime is 659701093. The next prime is 659701121. The reversal of 659701117 is 711107956.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 659701117 - 2²³ = 651312509 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 (659701127) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3082609 + ... + 3082822.

It is an arithmetic number, because the mean of its divisors is an integer number (166466664).

Almost surely, 2^659701117 is an apocalyptic number.

It is an amenable number.

659701117 is a deficient number, since it is larger than the sum of its proper divisors (6165539).

659701117 is a wasteful number, since it uses less digits than its factorization.

659701117 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6165538.

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

The square root of 659701117 is about 25684.6474961211. The cubic root of 659701117 is about 870.5273224527.

The spelling of 659701117 in words is "six hundred fifty-nine million, seven hundred one thousand, one hundred seventeen".