117779092 has 24 divisors (see below), whose sum is σ = 214489800. Its totient is φ = 56520576.

The previous prime is 117779071. The next prime is 117779093. The reversal of 117779092 is 290977711.

It can be written as a sum of positive squares in 4 ways, for example, as 18696976 + 99082116 = 4324^2 + 9954^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (117779093) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 17134 + ... + 23002.

It is an arithmetic number, because the mean of its divisors is an integer number (8937075).

Almost surely, 2^117779092 is an apocalyptic number.

It is an amenable number.

117779092 is a deficient number, since it is larger than the sum of its proper divisors (96710708).

117779092 is a wasteful number, since it uses less digits than its factorization.

117779092 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6075 (or 6073 counting only the distinct ones).

The product of its (nonzero) digits is 55566, while the sum is 43.

The square root of 117779092 is about 10852.6076129196. The cubic root of 117779092 is about 490.1805415509.

The spelling of 117779092 in words is "one hundred seventeen million, seven hundred seventy-nine thousand, ninety-two".