133616516 has 12 divisors (see below), whose sum is σ = 255086160. Its totient is φ = 60734760.

The previous prime is 133616503. The next prime is 133616521. The reversal of 133616516 is 615616331.

133616516 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

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, 1518326 + ... + 1518413.

It is an arithmetic number, because the mean of its divisors is an integer number (21257180).

Almost surely, 2^133616516 is an apocalyptic number.

It is an amenable number.

133616516 is a deficient number, since it is larger than the sum of its proper divisors (121469644).

133616516 is a wasteful number, since it uses less digits than its factorization.

133616516 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3036754 (or 3036752 counting only the distinct ones).

The product of its digits is 9720, while the sum is 32.

The square root of 133616516 is about 11559.2610490463. The cubic root of 133616516 is about 511.2343750941.

The spelling of 133616516 in words is "one hundred thirty-three million, six hundred sixteen thousand, five hundred sixteen".