116720116 has 12 divisors (see below), whose sum is σ = 215010880. Its totient is φ = 55288440.

The previous prime is 116720077. The next prime is 116720117. The reversal of 116720116 is 611027611.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (116720117) 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, 767820 + ... + 767971.

Almost surely, 2^116720116 is an apocalyptic number.

It is an amenable number.

116720116 is a deficient number, since it is larger than the sum of its proper divisors (98290764).

116720116 is a wasteful number, since it uses less digits than its factorization.

116720116 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1535814 (or 1535812 counting only the distinct ones).

The product of its (nonzero) digits is 504, while the sum is 25.

The square root of 116720116 is about 10803.7084373839. The cubic root of 116720116 is about 488.7070117845.

Adding to 116720116 its reverse (611027611), we get a palindrome (727747727).

It can be divided in two parts, 1167201 and 16, that multiplied together give a triangular number (18675216 = T₆₁₁₁).

The spelling of 116720116 in words is "one hundred sixteen million, seven hundred twenty thousand, one hundred sixteen".