117306829 has 2 divisors, whose sum is σ = 117306830. Its totient is φ = 117306828.

The previous prime is 117306823. The next prime is 117306841. The reversal of 117306829 is 928603711.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 101545929 + 15760900 = 10077^2 + 3970^2 .

It is a cyclic number.

It is not a de Polignac number, because 117306829 - 2²⁵ = 83752397 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (117306823) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 58653414 + 58653415.

It is an arithmetic number, because the mean of its divisors is an integer number (58653415).

Almost surely, 2^117306829 is an apocalyptic number.

It is an amenable number.

117306829 is a deficient number, since it is larger than the sum of its proper divisors (1).

117306829 is an equidigital number, since it uses as much as digits as its factorization.

117306829 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 18144, while the sum is 37.

The square root of 117306829 is about 10830.8277153688. The cubic root of 117306829 is about 489.5244991517.

The spelling of 117306829 in words is "one hundred seventeen million, three hundred six thousand, eight hundred twenty-nine".