116543089 has 4 divisors (see below), whose sum is σ = 125507956. Its totient is φ = 107578224.

The previous prime is 116543087. The next prime is 116543101. The reversal of 116543089 is 980345611.

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 71115489 + 45427600 = 8433^2 + 6740^2 .

It is not a de Polignac number, because 116543089 - 2¹ = 116543087 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (116543087) 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, 4482414 + ... + 4482439.

It is an arithmetic number, because the mean of its divisors is an integer number (31376989).

Almost surely, 2^116543089 is an apocalyptic number.

It is an amenable number.

116543089 is a deficient number, since it is larger than the sum of its proper divisors (8964867).

116543089 is an equidigital number, since it uses as much as digits as its factorization.

116543089 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8964866.

The product of its (nonzero) digits is 25920, while the sum is 37.

The square root of 116543089 is about 10795.5124473088. The cubic root of 116543089 is about 488.4598161448.

The spelling of 116543089 in words is "one hundred sixteen million, five hundred forty-three thousand, eighty-nine".