117310289 has 2 divisors, whose sum is σ = 117310290. Its totient is φ = 117310288.

The previous prime is 117310267. The next prime is 117310309. The reversal of 117310289 is 982013711.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 107019025 + 10291264 = 10345^2 + 3208^2 .

It is a cyclic number.

It is not a de Polignac number, because 117310289 - 2¹⁶ = 117244753 is a prime.

It is not a weakly prime, because it can be changed into another prime (117310229) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 58655144 + 58655145.

It is an arithmetic number, because the mean of its divisors is an integer number (58655145).

Almost surely, 2^117310289 is an apocalyptic number.

It is an amenable number.

117310289 is a deficient number, since it is larger than the sum of its proper divisors (1).

117310289 is an equidigital number, since it uses as much as digits as its factorization.

117310289 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3024, while the sum is 32.

The square root of 117310289 is about 10830.9874434421. The cubic root of 117310289 is about 489.5293119949.

The spelling of 117310289 in words is "one hundred seventeen million, three hundred ten thousand, two hundred eighty-nine".