117408229 has 2 divisors, whose sum is σ = 117408230. Its totient is φ = 117408228.

The previous prime is 117408199. The next prime is 117408251. The reversal of 117408229 is 922804711.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 90212004 + 27196225 = 9498^2 + 5215^2 .

It is a cyclic number.

It is not a de Polignac number, because 117408229 - 2⁷ = 117408101 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 117408194 and 117408203.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (117408329) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 58704114 + 58704115.

It is an arithmetic number, because the mean of its divisors is an integer number (58704115).

Almost surely, 2^117408229 is an apocalyptic number.

It is an amenable number.

117408229 is a deficient number, since it is larger than the sum of its proper divisors (1).

117408229 is an equidigital number, since it uses as much as digits as its factorization.

117408229 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 8064, while the sum is 34.

The square root of 117408229 is about 10835.5077869014. The cubic root of 117408229 is about 489.6655068242.

The spelling of 117408229 in words is "one hundred seventeen million, four hundred eight thousand, two hundred twenty-nine".