117288319 has 2 divisors, whose sum is σ = 117288320. Its totient is φ = 117288318.

The previous prime is 117288317. The next prime is 117288341. The reversal of 117288319 is 913882711.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 117288319 - 2¹ = 117288317 is a prime.

It is a super-2 number, since 2×117288319² = 27513099547691522, which contains 22 as substring.

Together with 117288317, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (117288317) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 58644159 + 58644160.

It is an arithmetic number, because the mean of its divisors is an integer number (58644160).

Almost surely, 2^117288319 is an apocalyptic number.

117288319 is a deficient number, since it is larger than the sum of its proper divisors (1).

117288319 is an equidigital number, since it uses as much as digits as its factorization.

117288319 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 24192, while the sum is 40.

The square root of 117288319 is about 10829.9731763287. The cubic root of 117288319 is about 489.4987502242.

The spelling of 117288319 in words is "one hundred seventeen million, two hundred eighty-eight thousand, three hundred nineteen".