117669899 has 2 divisors, whose sum is σ = 117669900. Its totient is φ = 117669898.

The previous prime is 117669883. The next prime is 117669913. The reversal of 117669899 is 998966711.

It is a strong prime.

It is an emirp because it is prime and its reverse (998966711) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 117669899 - 2⁴ = 117669883 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (117669829) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 58834949 + 58834950.

It is an arithmetic number, because the mean of its divisors is an integer number (58834950).

Almost surely, 2^117669899 is an apocalyptic number.

117669899 is a deficient number, since it is larger than the sum of its proper divisors (1).

117669899 is an equidigital number, since it uses as much as digits as its factorization.

117669899 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1469664, while the sum is 56.

The square root of 117669899 is about 10847.5757199478. The cubic root of 117669899 is about 490.0290125817.

The spelling of 117669899 in words is "one hundred seventeen million, six hundred sixty-nine thousand, eight hundred ninety-nine".