116395897 has 4 divisors (see below), whose sum is σ = 118592100. Its totient is φ = 114199696.

The previous prime is 116395859. The next prime is 116395901. The reversal of 116395897 is 798593611.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 74028816 + 42367081 = 8604^2 + 6509^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-116395897 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 116395897.

It is not an unprimeable number, because it can be changed into a prime (116395837) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1098022 + ... + 1098127.

It is an arithmetic number, because the mean of its divisors is an integer number (29648025).

Almost surely, 2^116395897 is an apocalyptic number.

It is an amenable number.

116395897 is a deficient number, since it is larger than the sum of its proper divisors (2196203).

116395897 is an equidigital number, since it uses as much as digits as its factorization.

116395897 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2196202.

The product of its digits is 408240, while the sum is 49.

The square root of 116395897 is about 10788.6930163018. The cubic root of 116395897 is about 488.2540906129.

The spelling of 116395897 in words is "one hundred sixteen million, three hundred ninety-five thousand, eight hundred ninety-seven".