117285017 has 2 divisors, whose sum is σ = 117285018. Its totient is φ = 117285016.

The previous prime is 117284987. The next prime is 117285029. The reversal of 117285017 is 710582711.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 117050761 + 234256 = 10819^2 + 484^2 .

It is a cyclic number.

It is not a de Polignac number, because 117285017 - 2¹⁰ = 117283993 is a prime.

It is not a weakly prime, because it can be changed into another prime (117285067) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 58642508 + 58642509.

It is an arithmetic number, because the mean of its divisors is an integer number (58642509).

Almost surely, 2^117285017 is an apocalyptic number.

It is an amenable number.

117285017 is a deficient number, since it is larger than the sum of its proper divisors (1).

117285017 is an equidigital number, since it uses as much as digits as its factorization.

117285017 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3920, while the sum is 32.

The square root of 117285017 is about 10829.8207279714. The cubic root of 117285017 is about 489.4941565867.

The spelling of 117285017 in words is "one hundred seventeen million, two hundred eighty-five thousand, seventeen".