116823169 has 4 divisors (see below), whose sum is σ = 116929620. Its totient is φ = 116716720.

The previous prime is 116823137. The next prime is 116823173. The reversal of 116823169 is 961328611.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 961328611 = 3373 ⋅285007.

It can be written as a sum of positive squares in 2 ways, for example, as 506944 + 116316225 = 712^2 + 10785^2 .

It is a cyclic number.

It is not a de Polignac number, because 116823169 - 2⁵ = 116823137 is a prime.

It is a super-2 number, since 2×116823169² = 27295305630405122, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (116823769) by changing a digit.

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 in 3 ways as a sum of consecutive naturals, for example, 51562 + ... + 53779.

It is an arithmetic number, because the mean of its divisors is an integer number (29232405).

Almost surely, 2^116823169 is an apocalyptic number.

It is an amenable number.

116823169 is a deficient number, since it is larger than the sum of its proper divisors (106451).

116823169 is a wasteful number, since it uses less digits than its factorization.

116823169 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 106450.

The product of its digits is 15552, while the sum is 37.

The square root of 116823169 is about 10808.4767196863. The cubic root of 116823169 is about 488.8507970800.

The spelling of 116823169 in words is "one hundred sixteen million, eight hundred twenty-three thousand, one hundred sixty-nine".