133333134 has 32 divisors (see below), whose sum is σ = 292674816. Its totient is φ = 40158720.

The previous prime is 133333111. The next prime is 133333141. The reversal of 133333134 is 431333331.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4974 + ... + 17070.

It is an arithmetic number, because the mean of its divisors is an integer number (9146088).

Almost surely, 2^133333134 is an apocalyptic number.

133333134 is an abundant number, since it is smaller than the sum of its proper divisors (159341682).

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

133333134 is a wasteful number, since it uses less digits than its factorization.

133333134 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12280.

The product of its digits is 2916, while the sum is 24.

The square root of 133333134 is about 11546.9967524028. The cubic root of 133333134 is about 510.8727003439.

Adding to 133333134 its reverse (431333331), we get a palindrome (564666465).

The spelling of 133333134 in words is "one hundred thirty-three million, three hundred thirty-three thousand, one hundred thirty-four".