116721308 has 12 divisors (see below), whose sum is σ = 222831672. Its totient is φ = 53055120.

The previous prime is 116721299. The next prime is 116721359. The reversal of 116721308 is 803127611.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1326335 + ... + 1326422.

It is an arithmetic number, because the mean of its divisors is an integer number (18569306).

Almost surely, 2^116721308 is an apocalyptic number.

It is an amenable number.

116721308 is a deficient number, since it is larger than the sum of its proper divisors (106110364).

116721308 is a wasteful number, since it uses less digits than its factorization.

116721308 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2652772 (or 2652770 counting only the distinct ones).

The product of its (nonzero) digits is 2016, while the sum is 29.

The square root of 116721308 is about 10803.7636034856. The cubic root of 116721308 is about 488.7086754132.

Adding to 116721308 its reverse (803127611), we get a palindrome (919848919).

The spelling of 116721308 in words is "one hundred sixteen million, seven hundred twenty-one thousand, three hundred eight".