133835313 has 8 divisors (see below), whose sum is σ = 178524000. Its totient is φ = 89185088.

The previous prime is 133835311. The next prime is 133835333. The reversal of 133835313 is 313538331.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 133835313 - 2¹ = 133835311 is a prime.

It is not an unprimeable number, because it can be changed into a prime (133835311) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 168 + ... + 16361.

It is an arithmetic number, because the mean of its divisors is an integer number (22315500).

Almost surely, 2^133835313 is an apocalyptic number.

It is an amenable number.

133835313 is a deficient number, since it is larger than the sum of its proper divisors (44688687).

133835313 is a wasteful number, since it uses less digits than its factorization.

133835313 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19231.

The product of its digits is 9720, while the sum is 30.

The square root of 133835313 is about 11568.7213208721. The cubic root of 133835313 is about 511.5132716242.

The spelling of 133835313 in words is "one hundred thirty-three million, eight hundred thirty-five thousand, three hundred thirteen".