117065321 has 2 divisors, whose sum is σ = 117065322. Its totient is φ = 117065320.

The previous prime is 117065279. The next prime is 117065353. The reversal of 117065321 is 123560711.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 103815721 + 13249600 = 10189^2 + 3640^2 .

It is a cyclic number.

It is not a de Polignac number, because 117065321 - 2¹⁴ = 117048937 is a prime.

It is a super-3 number, since 3×117065321³ (a number of 25 digits) contains 333 as substring.

It is not a weakly prime, because it can be changed into another prime (117665321) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 58532660 + 58532661.

It is an arithmetic number, because the mean of its divisors is an integer number (58532661).

Almost surely, 2^117065321 is an apocalyptic number.

It is an amenable number.

117065321 is a deficient number, since it is larger than the sum of its proper divisors (1).

117065321 is an equidigital number, since it uses as much as digits as its factorization.

117065321 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1260, while the sum is 26.

The square root of 117065321 is about 10819.6728693616. The cubic root of 117065321 is about 489.1883285899.

The spelling of 117065321 in words is "one hundred seventeen million, sixty-five thousand, three hundred twenty-one".