117168829 has 2 divisors, whose sum is σ = 117168830. Its totient is φ = 117168828.

The previous prime is 117168823. The next prime is 117168833. The reversal of 117168829 is 928861711.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 116532025 + 636804 = 10795^2 + 798^2 .

It is a cyclic number.

It is not a de Polignac number, because 117168829 - 2⁵ = 117168797 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (117168823) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 58584414 + 58584415.

It is an arithmetic number, because the mean of its divisors is an integer number (58584415).

Almost surely, 2^117168829 is an apocalyptic number.

It is an amenable number.

117168829 is a deficient number, since it is larger than the sum of its proper divisors (1).

117168829 is an equidigital number, since it uses as much as digits as its factorization.

117168829 is an evil number, because the sum of its binary digits is even.

The product of its digits is 48384, while the sum is 43.

The square root of 117168829 is about 10824.4551364029. The cubic root of 117168829 is about 489.3324646124.

The spelling of 117168829 in words is "one hundred seventeen million, one hundred sixty-eight thousand, eight hundred twenty-nine".