117798799 has 2 divisors, whose sum is σ = 117798800. Its totient is φ = 117798798.

The previous prime is 117798757. The next prime is 117798809. The reversal of 117798799 is 997897711.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 117798799 - 2⁷ = 117798671 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (117798739) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 58899399 + 58899400.

It is an arithmetic number, because the mean of its divisors is an integer number (58899400).

Almost surely, 2^117798799 is an apocalyptic number.

117798799 is a deficient number, since it is larger than the sum of its proper divisors (1).

117798799 is an equidigital number, since it uses as much as digits as its factorization.

117798799 is an evil number, because the sum of its binary digits is even.

The product of its digits is 2000376, while the sum is 58.

The square root of 117798799 is about 10853.5155134178. The cubic root of 117798799 is about 490.2078793096.

The spelling of 117798799 in words is "one hundred seventeen million, seven hundred ninety-eight thousand, seven hundred ninety-nine".