116316081 has 96 divisors (see below), whose sum is σ = 216652800. Its totient is φ = 60886080.

The previous prime is 116316077. The next prime is 116316107. The reversal of 116316081 is 180613611.

It is not a de Polignac number, because 116316081 - 2² = 116316077 is a prime.

It is a super-2 number, since 2×116316081² = 27058861398397122, which contains 22 as substring.

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

It is not an unprimeable number, because it can be changed into a prime (116316041) by changing a digit.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 1906791 + ... + 1906851.

It is an arithmetic number, because the mean of its divisors is an integer number (2256800).

Almost surely, 2^116316081 is an apocalyptic number.

It is an amenable number.

116316081 is a deficient number, since it is larger than the sum of its proper divisors (100336719).

116316081 is an equidigital number, since it uses as much as digits as its factorization.

116316081 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 161 (or 149 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 27.

The square root of 116316081 is about 10784.9933240591. The cubic root of 116316081 is about 488.1424618224.

Adding to 116316081 its reverse (180613611), we get a palindrome (296929692).

The spelling of 116316081 in words is "one hundred sixteen million, three hundred sixteen thousand, eighty-one".