116611166 has 16 divisors (see below), whose sum is σ = 201886560. Its totient is φ = 49480800.

The previous prime is 116611163. The next prime is 116611237. The reversal of 116611166 is 661116611.

It is a Curzon number.

It is a zygodrome in base 10.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (116611163) 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, 39821 + ... + 42648.

It is an arithmetic number, because the mean of its divisors is an integer number (12617910).

Almost surely, 2^116611166 is an apocalyptic number.

116611166 is a deficient number, since it is larger than the sum of its proper divisors (85275394).

116611166 is a wasteful number, since it uses less digits than its factorization.

116611166 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 82579.

The product of its digits is 1296, while the sum is 29.

The square root of 116611166 is about 10798.6650100834. The cubic root of 116611166 is about 488.5549066003.

Adding to 116611166 its reverse (661116611), we get a palindrome (777727777).

Subtracting 116611166 from its reverse (661116611), we obtain a palindrome (544505445).

The spelling of 116611166 in words is "one hundred sixteen million, six hundred eleven thousand, one hundred sixty-six".