116821170 has 64 divisors (see below), whose sum is σ = 315843840. Its totient is φ = 30720384.

The previous prime is 116821141. The next prime is 116821207. The reversal of 116821170 is 71128611.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 16747 + ... + 22673.

It is an arithmetic number, because the mean of its divisors is an integer number (4935060).

Almost surely, 2^116821170 is an apocalyptic number.

116821170 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 116821170, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (157921920).

116821170 is an abundant number, since it is smaller than the sum of its proper divisors (199022670).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

116821170 is a wasteful number, since it uses less digits than its factorization.

116821170 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6016 (or 6010 counting only the distinct ones).

The product of its (nonzero) digits is 672, while the sum is 27.

The square root of 116821170 is about 10808.3842455753. The cubic root of 116821170 is about 488.8480087680.

Adding to 116821170 its reverse (71128611), we get a palindrome (187949781).

The spelling of 116821170 in words is "one hundred sixteen million, eight hundred twenty-one thousand, one hundred seventy".