116521168 has 10 divisors (see below), whose sum is σ = 225759794. Its totient is φ = 58260576.

The previous prime is 116521117. The next prime is 116521169. The reversal of 116521168 is 861125611.

It can be written as a sum of positive squares in only one way, i.e., 114746944 + 1774224 = 10712^2 + 1332^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (116521169) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3641271 + ... + 3641302.

Almost surely, 2^116521168 is an apocalyptic number.

It is an amenable number.

116521168 is a deficient number, since it is larger than the sum of its proper divisors (109238626).

116521168 is an equidigital number, since it uses as much as digits as its factorization.

116521168 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7282581 (or 7282575 counting only the distinct ones).

The product of its digits is 2880, while the sum is 31.

The square root of 116521168 is about 10794.4971165868. The cubic root of 116521168 is about 488.4291888488.

Adding to 116521168 its reverse (861125611), we get a palindrome (977646779).

It can be divided in two parts, 116 and 521168, that added together give a square (521284 = 722²).

The spelling of 116521168 in words is "one hundred sixteen million, five hundred twenty-one thousand, one hundred sixty-eight".