133716860 has 12 divisors (see below), whose sum is σ = 280805448. Its totient is φ = 53486736.

The previous prime is 133716859. The next prime is 133716899. The reversal of 133716860 is 68617331.

133716860 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 133716860.

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, 3342902 + ... + 3342941.

It is an arithmetic number, because the mean of its divisors is an integer number (23400454).

Almost surely, 2^133716860 is an apocalyptic number.

133716860 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

133716860 is an abundant number, since it is smaller than the sum of its proper divisors (147088588).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

133716860 is a wasteful number, since it uses less digits than its factorization.

133716860 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6685852 (or 6685850 counting only the distinct ones).

The product of its (nonzero) digits is 18144, while the sum is 35.

The square root of 133716860 is about 11563.6006503165. The cubic root of 133716860 is about 511.3623195213.

The spelling of 133716860 in words is "one hundred thirty-three million, seven hundred sixteen thousand, eight hundred sixty".