116015891 has 2 divisors, whose sum is σ = 116015892. Its totient is φ = 116015890.

The previous prime is 116015873. The next prime is 116015903. The reversal of 116015891 is 198510611.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 116015891 - 2¹⁰ = 116014867 is a prime.

It is a Sophie Germain prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (116015821) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 58007945 + 58007946.

It is an arithmetic number, because the mean of its divisors is an integer number (58007946).

Almost surely, 2^116015891 is an apocalyptic number.

116015891 is a deficient number, since it is larger than the sum of its proper divisors (1).

116015891 is an equidigital number, since it uses as much as digits as its factorization.

116015891 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2160, while the sum is 32.

The square root of 116015891 is about 10771.0673101601. The cubic root of 116015891 is about 487.7221653176.

The spelling of 116015891 in words is "one hundred sixteen million, fifteen thousand, eight hundred ninety-one".