133165710 has 48 divisors (see below), whose sum is σ = 347196096. Its totient is φ = 35411904.

The previous prime is 133165693. The next prime is 133165717. The reversal of 133165710 is 17561331.

133165710 is a `hidden beast` number, since 1 + 3 + 3 + 1 + 657 + 1 + 0 = 666.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (133165717) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 33867 + ... + 37593.

It is an arithmetic number, because the mean of its divisors is an integer number (7233252).

Almost surely, 2^133165710 is an apocalyptic number.

133165710 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

133165710 is an abundant number, since it is smaller than the sum of its proper divisors (214030386).

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

133165710 is a wasteful number, since it uses less digits than its factorization.

133165710 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4137 (or 4134 counting only the distinct ones).

The product of its (nonzero) digits is 1890, while the sum is 27.

The square root of 133165710 is about 11539.7447978714. The cubic root of 133165710 is about 510.6587795829.

The spelling of 133165710 in words is "one hundred thirty-three million, one hundred sixty-five thousand, seven hundred ten".