116444813 has 8 divisors (see below), whose sum is σ = 117368448. Its totient is φ = 115524864.

The previous prime is 116444777. The next prime is 116444821. The reversal of 116444813 is 318444611.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-116444813 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 116444813.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (116444833) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 105020 + ... + 106122.

It is an arithmetic number, because the mean of its divisors is an integer number (14671056).

Almost surely, 2^116444813 is an apocalyptic number.

It is an amenable number.

116444813 is a deficient number, since it is larger than the sum of its proper divisors (923635).

116444813 is a wasteful number, since it uses less digits than its factorization.

116444813 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1843.

The product of its digits is 9216, while the sum is 32.

The square root of 116444813 is about 10790.9597812243. The cubic root of 116444813 is about 488.3224781672.

The spelling of 116444813 in words is "one hundred sixteen million, four hundred forty-four thousand, eight hundred thirteen".