652172117 has 8 divisors (see below), whose sum is σ = 668532480. Its totient is φ = 635833440.

The previous prime is 652172083. The next prime is 652172119. The reversal of 652172117 is 711271256.

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 652172117 - 2²⁶ = 585063253 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 (652172119) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 67598 + ... + 76640.

It is an arithmetic number, because the mean of its divisors is an integer number (83566560).

Almost surely, 2^652172117 is an apocalyptic number.

It is an amenable number.

652172117 is a deficient number, since it is larger than the sum of its proper divisors (16360363).

652172117 is a wasteful number, since it uses less digits than its factorization.

652172117 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10843.

The product of its digits is 5880, while the sum is 32.

The square root of 652172117 is about 25537.6607581822. The cubic root of 652172117 is about 867.2029415839.

The spelling of 652172117 in words is "six hundred fifty-two million, one hundred seventy-two thousand, one hundred seventeen".