117566122 has 4 divisors (see below), whose sum is σ = 176349186. Its totient is φ = 58783060.

The previous prime is 117566077. The next prime is 117566149. The reversal of 117566122 is 221665711.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 221665711 = 193 ⋅1148527.

It can be written as a sum of positive squares in only one way, i.e., 102191881 + 15374241 = 10109^2 + 3921^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 29391529 + ... + 29391532.

Almost surely, 2^117566122 is an apocalyptic number.

117566122 is a deficient number, since it is larger than the sum of its proper divisors (58783064).

117566122 is an equidigital number, since it uses as much as digits as its factorization.

117566122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 58783063.

The product of its digits is 5040, while the sum is 31.

The square root of 117566122 is about 10842.7912458001. The cubic root of 117566122 is about 489.8849125798.

The spelling of 117566122 in words is "one hundred seventeen million, five hundred sixty-six thousand, one hundred twenty-two".