116408643 has 16 divisors (see below), whose sum is σ = 168779520. Its totient is φ = 70938144.

The previous prime is 116408641. The next prime is 116408653. The reversal of 116408643 is 346804611.

It is not a de Polignac number, because 116408643 - 2¹ = 116408641 is a prime.

It is not an unprimeable number, because it can be changed into a prime (116408641) 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 15 ways as a sum of consecutive naturals, for example, 10473 + ... + 18506.

It is an arithmetic number, because the mean of its divisors is an integer number (10548720).

Almost surely, 2^116408643 is an apocalyptic number.

116408643 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

116408643 is a deficient number, since it is larger than the sum of its proper divisors (52370877).

116408643 is a wasteful number, since it uses less digits than its factorization.

116408643 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29098.

The product of its (nonzero) digits is 13824, while the sum is 33.

The square root of 116408643 is about 10789.2837111645. The cubic root of 116408643 is about 488.2719121446.

The spelling of 116408643 in words is "one hundred sixteen million, four hundred eight thousand, six hundred forty-three".