117833609 has 2 divisors, whose sum is σ = 117833610. Its totient is φ = 117833608.

The previous prime is 117833603. The next prime is 117833621. The reversal of 117833609 is 906338711.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 99102025 + 18731584 = 9955^2 + 4328^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-117833609 is a prime.

It is not a weakly prime, because it can be changed into another prime (117833603) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 58916804 + 58916805.

It is an arithmetic number, because the mean of its divisors is an integer number (58916805).

Almost surely, 2^117833609 is an apocalyptic number.

It is an amenable number.

117833609 is a deficient number, since it is larger than the sum of its proper divisors (1).

117833609 is an equidigital number, since it uses as much as digits as its factorization.

117833609 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 27216, while the sum is 38.

The square root of 117833609 is about 10855.1190228389. The cubic root of 117833609 is about 490.2561606613.

The spelling of 117833609 in words is "one hundred seventeen million, eight hundred thirty-three thousand, six hundred nine".