116166947 has 4 divisors (see below), whose sum is σ = 125102880. Its totient is φ = 107231016.

The previous prime is 116166943. The next prime is 116166971. The reversal of 116166947 is 749661611.

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

It is a cyclic number.

It is not a de Polignac number, because 116166947 - 2² = 116166943 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (116166943) 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 in 3 ways as a sum of consecutive naturals, for example, 4467947 + ... + 4467972.

It is an arithmetic number, because the mean of its divisors is an integer number (31275720).

Almost surely, 2^116166947 is an apocalyptic number.

116166947 is a deficient number, since it is larger than the sum of its proper divisors (8935933).

116166947 is an equidigital number, since it uses as much as digits as its factorization.

116166947 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8935932.

The product of its digits is 54432, while the sum is 41.

The square root of 116166947 is about 10778.0771476178. The cubic root of 116166947 is about 487.9337495726.

The spelling of 116166947 in words is "one hundred sixteen million, one hundred sixty-six thousand, nine hundred forty-seven".